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Finding the Fourth Proportional to 59,701.74, 82,360.85 and 38,487.84

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Solution

The fourth proportional to 59,701.74, 82,360.85 and 38,487.84 is: 53,095.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,701.74 : 82,360.85 = 38,487.84 : x
  2. Step 2: Convert to fraction form
    59,701.74/82,360.85 = 38,487.84/x
  3. Step 3: Cross multiply
    59,701.74x = 82,360.85 × 38,487.84
  4. Step 4: Simplify right side
    59,701.74x = 3,169,891,024.62
  5. Step 5: Solve for x
    x = 3,169,891,024.62/59,701.74
  6. Step 6: Final answer
    x = 53,095.45

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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.