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Finding the Fourth Proportional to 67,695.68, 93,423.92 and 37,487.12

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Solution

The fourth proportional to 67,695.68, 93,423.92 and 37,487.12 is: 51,734.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,695.68 : 93,423.92 = 37,487.12 : x
  2. Step 2: Convert to fraction form
    67,695.68/93,423.92 = 37,487.12/x
  3. Step 3: Cross multiply
    67,695.68x = 93,423.92 × 37,487.12
  4. Step 4: Simplify right side
    67,695.68x = 3,502,193,699.91
  5. Step 5: Solve for x
    x = 3,502,193,699.91/67,695.68
  6. Step 6: Final answer
    x = 51,734.38

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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.