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Finding the Fourth Proportional to 62,482.70, 93,724.05 and 40,321.10

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Solution

The fourth proportional to 62,482.70, 93,724.05 and 40,321.10 is: 60,481.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,482.70 : 93,724.05 = 40,321.10 : x
  2. Step 2: Convert to fraction form
    62,482.70/93,724.05 = 40,321.10/x
  3. Step 3: Cross multiply
    62,482.70x = 93,724.05 × 40,321.10
  4. Step 4: Simplify right side
    62,482.70x = 3,779,056,792.46
  5. Step 5: Solve for x
    x = 3,779,056,792.46/62,482.70
  6. Step 6: Final answer
    x = 60,481.65

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Similar ratio
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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.