Home / 107,897.28-148,898.40-62,583.84

Finding the Fourth Proportional to 107,897.28, 148,898.40 and 62,583.84

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Solution

The fourth proportional to 107,897.28, 148,898.40 and 62,583.84 is: 86,365.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,897.28 : 148,898.40 = 62,583.84 : x
  2. Step 2: Convert to fraction form
    107,897.28/148,898.40 = 62,583.84/x
  3. Step 3: Cross multiply
    107,897.28x = 148,898.40 × 62,583.84
  4. Step 4: Simplify right side
    107,897.28x = 9,318,633,641.86
  5. Step 5: Solve for x
    x = 9,318,633,641.86/107,897.28
  6. Step 6: Final answer
    x = 86,365.79

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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.