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Finding the Fourth Proportional to 62,432.75, 93,649.14 and 18,656.75

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Solution

The fourth proportional to 62,432.75, 93,649.14 and 18,656.75 is: 27,985.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,432.75 : 93,649.14 = 18,656.75 : x
  2. Step 2: Convert to fraction form
    62,432.75/93,649.14 = 18,656.75/x
  3. Step 3: Cross multiply
    62,432.75x = 93,649.14 × 18,656.75
  4. Step 4: Simplify right side
    62,432.75x = 1,747,188,592.70
  5. Step 5: Solve for x
    x = 1,747,188,592.70/62,432.75
  6. Step 6: Final answer
    x = 27,985.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.