Home / 38,565.53-53,204.73-25,131.89

Finding the Fourth Proportional to 38,565.53, 53,204.73 and 25,131.89

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Solution

The fourth proportional to 38,565.53, 53,204.73 and 25,131.89 is: 34,671.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,565.53 : 53,204.73 = 25,131.89 : x
  2. Step 2: Convert to fraction form
    38,565.53/53,204.73 = 25,131.89/x
  3. Step 3: Cross multiply
    38,565.53x = 53,204.73 × 25,131.89
  4. Step 4: Simplify right side
    38,565.53x = 1,337,135,421.84
  5. Step 5: Solve for x
    x = 1,337,135,421.84/38,565.53
  6. Step 6: Final answer
    x = 34,671.78

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.