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Finding the Fourth Proportional to 67,832.76, 93,609.20 and 38,024.76

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Solution

The fourth proportional to 67,832.76, 93,609.20 and 38,024.76 is: 52,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,832.76 : 93,609.20 = 38,024.76 : x
  2. Step 2: Convert to fraction form
    67,832.76/93,609.20 = 38,024.76/x
  3. Step 3: Cross multiply
    67,832.76x = 93,609.20 × 38,024.76
  4. Step 4: Simplify right side
    67,832.76x = 3,559,467,363.79
  5. Step 5: Solve for x
    x = 3,559,467,363.79/67,832.76
  6. Step 6: Final answer
    x = 52,474.16

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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.