Home / 39,520.57-54,534.23-23,602.81

Finding the Fourth Proportional to 39,520.57, 54,534.23 and 23,602.81

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Solution

The fourth proportional to 39,520.57, 54,534.23 and 23,602.81 is: 32,569.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,520.57 : 54,534.23 = 23,602.81 : x
  2. Step 2: Convert to fraction form
    39,520.57/54,534.23 = 23,602.81/x
  3. Step 3: Cross multiply
    39,520.57x = 54,534.23 × 23,602.81
  4. Step 4: Simplify right side
    39,520.57x = 1,287,160,951.17
  5. Step 5: Solve for x
    x = 1,287,160,951.17/39,520.57
  6. Step 6: Final answer
    x = 32,569.39

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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.