Home / 107,707.29-148,613.52-62,382.56

Finding the Fourth Proportional to 107,707.29, 148,613.52 and 62,382.56

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Solution

The fourth proportional to 107,707.29, 148,613.52 and 62,382.56 is: 86,074.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,707.29 : 148,613.52 = 62,382.56 : x
  2. Step 2: Convert to fraction form
    107,707.29/148,613.52 = 62,382.56/x
  3. Step 3: Cross multiply
    107,707.29x = 148,613.52 × 62,382.56
  4. Step 4: Simplify right side
    107,707.29x = 9,270,890,968.18
  5. Step 5: Solve for x
    x = 9,270,890,968.18/107,707.29
  6. Step 6: Final answer
    x = 86,074.87

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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.