Home / 39,125.51-54,000.69-23,218.73

Finding the Fourth Proportional to 39,125.51, 54,000.69 and 23,218.73

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Solution

The fourth proportional to 39,125.51, 54,000.69 and 23,218.73 is: 32,046.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,125.51 : 54,000.69 = 23,218.73 : x
  2. Step 2: Convert to fraction form
    39,125.51/54,000.69 = 23,218.73/x
  3. Step 3: Cross multiply
    39,125.51x = 54,000.69 × 23,218.73
  4. Step 4: Simplify right side
    39,125.51x = 1,253,827,440.92
  5. Step 5: Solve for x
    x = 1,253,827,440.92/39,125.51
  6. Step 6: Final answer
    x = 32,046.29

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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.