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Finding the Fourth Proportional to 52,032.40, 72,753.20 and 52,032.40

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Solution

The fourth proportional to 52,032.40, 72,753.20 and 52,032.40 is: 72,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,032.40 : 72,753.20 = 52,032.40 : x
  2. Step 2: Convert to fraction form
    52,032.40/72,753.20 = 52,032.40/x
  3. Step 3: Cross multiply
    52,032.40x = 72,753.20 × 52,032.40
  4. Step 4: Simplify right side
    52,032.40x = 3,785,523,603.68
  5. Step 5: Solve for x
    x = 3,785,523,603.68/52,032.40
  6. Step 6: Final answer
    x = 72,753.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.