Home / 107,777.04-148,732.35-62,481.28

Finding the Fourth Proportional to 107,777.04, 148,732.35 and 62,481.28

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Solution

The fourth proportional to 107,777.04, 148,732.35 and 62,481.28 is: 86,224.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,777.04 : 148,732.35 = 62,481.28 : x
  2. Step 2: Convert to fraction form
    107,777.04/148,732.35 = 62,481.28/x
  3. Step 3: Cross multiply
    107,777.04x = 148,732.35 × 62,481.28
  4. Step 4: Simplify right side
    107,777.04x = 9,292,986,861.75
  5. Step 5: Solve for x
    x = 9,292,986,861.75/107,777.04
  6. Step 6: Final answer
    x = 86,224.18

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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.