Home / 39,314.96-54,256.40-23,182.92

Finding the Fourth Proportional to 39,314.96, 54,256.40 and 23,182.92

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Solution

The fourth proportional to 39,314.96, 54,256.40 and 23,182.92 is: 31,993.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,314.96 : 54,256.40 = 23,182.92 : x
  2. Step 2: Convert to fraction form
    39,314.96/54,256.40 = 23,182.92/x
  3. Step 3: Cross multiply
    39,314.96x = 54,256.40 × 23,182.92
  4. Step 4: Simplify right side
    39,314.96x = 1,257,821,780.69
  5. Step 5: Solve for x
    x = 1,257,821,780.69/39,314.96
  6. Step 6: Final answer
    x = 31,993.46

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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.