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Finding the Fourth Proportional to 62,507.38, 93,770.83 and 20,377.68

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Solution

The fourth proportional to 62,507.38, 93,770.83 and 20,377.68 is: 30,569.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,507.38 : 93,770.83 = 20,377.68 : x
  2. Step 2: Convert to fraction form
    62,507.38/93,770.83 = 20,377.68/x
  3. Step 3: Cross multiply
    62,507.38x = 93,770.83 × 20,377.68
  4. Step 4: Simplify right side
    62,507.38x = 1,910,831,967.07
  5. Step 5: Solve for x
    x = 1,910,831,967.07/62,507.38
  6. Step 6: Final answer
    x = 30,569.70

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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.