Home / 62,190.10-93,321.60-22,751.20

Finding the Fourth Proportional to 62,190.10, 93,321.60 and 22,751.20

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Solution

The fourth proportional to 62,190.10, 93,321.60 and 22,751.20 is: 34,140.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,190.10 : 93,321.60 = 22,751.20 : x
  2. Step 2: Convert to fraction form
    62,190.10/93,321.60 = 22,751.20/x
  3. Step 3: Cross multiply
    62,190.10x = 93,321.60 × 22,751.20
  4. Step 4: Simplify right side
    62,190.10x = 2,123,178,385.92
  5. Step 5: Solve for x
    x = 2,123,178,385.92/62,190.10
  6. Step 6: Final answer
    x = 34,140.13

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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.