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Finding the Fourth Proportional to 62,479.70, 93,719.55 and 36,235.70

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Solution

The fourth proportional to 62,479.70, 93,719.55 and 36,235.70 is: 54,353.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,479.70 : 93,719.55 = 36,235.70 : x
  2. Step 2: Convert to fraction form
    62,479.70/93,719.55 = 36,235.70/x
  3. Step 3: Cross multiply
    62,479.70x = 93,719.55 × 36,235.70
  4. Step 4: Simplify right side
    62,479.70x = 3,395,993,497.94
  5. Step 5: Solve for x
    x = 3,395,993,497.94/62,479.70
  6. Step 6: Final answer
    x = 54,353.55

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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.