Home / 62,385.60-93,583.20-20,832.64

Finding the Fourth Proportional to 62,385.60, 93,583.20 and 20,832.64

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Solution

The fourth proportional to 62,385.60, 93,583.20 and 20,832.64 is: 31,250.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,385.60 : 93,583.20 = 20,832.64 : x
  2. Step 2: Convert to fraction form
    62,385.60/93,583.20 = 20,832.64/x
  3. Step 3: Cross multiply
    62,385.60x = 93,583.20 × 20,832.64
  4. Step 4: Simplify right side
    62,385.60x = 1,949,585,115.65
  5. Step 5: Solve for x
    x = 1,949,585,115.65/62,385.60
  6. Step 6: Final answer
    x = 31,250.56

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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.