Home / 148,425.20-222,637.80-37,617.20

Finding the Fourth Proportional to 148,425.20, 222,637.80 and 37,617.20

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Solution

The fourth proportional to 148,425.20, 222,637.80 and 37,617.20 is: 56,425.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,425.20 : 222,637.80 = 37,617.20 : x
  2. Step 2: Convert to fraction form
    148,425.20/222,637.80 = 37,617.20/x
  3. Step 3: Cross multiply
    148,425.20x = 222,637.80 × 37,617.20
  4. Step 4: Simplify right side
    148,425.20x = 8,375,010,650.16
  5. Step 5: Solve for x
    x = 8,375,010,650.16/148,425.20
  6. Step 6: Final answer
    x = 56,425.80

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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.