Home / 107,551.52-148,399.28-62,830.88

Finding the Fourth Proportional to 107,551.52, 148,399.28 and 62,830.88

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Solution

The fourth proportional to 107,551.52, 148,399.28 and 62,830.88 is: 86,693.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,551.52 : 148,399.28 = 62,830.88 : x
  2. Step 2: Convert to fraction form
    107,551.52/148,399.28 = 62,830.88/x
  3. Step 3: Cross multiply
    107,551.52x = 148,399.28 × 62,830.88
  4. Step 4: Simplify right side
    107,551.52x = 9,324,057,353.77
  5. Step 5: Solve for x
    x = 9,324,057,353.77/107,551.52
  6. Step 6: Final answer
    x = 86,693.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.