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Finding the Fourth Proportional to 58,414.62, 80,607.51 and 34,542.30

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Solution

The fourth proportional to 58,414.62, 80,607.51 and 34,542.30 is: 47,665.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,414.62 : 80,607.51 = 34,542.30 : x
  2. Step 2: Convert to fraction form
    58,414.62/80,607.51 = 34,542.30/x
  3. Step 3: Cross multiply
    58,414.62x = 80,607.51 × 34,542.30
  4. Step 4: Simplify right side
    58,414.62x = 2,784,368,792.67
  5. Step 5: Solve for x
    x = 2,784,368,792.67/58,414.62
  6. Step 6: Final answer
    x = 47,665.62

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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.