Home / 107,593.75-148,479.38-62,881.75

Finding the Fourth Proportional to 107,593.75, 148,479.38 and 62,881.75

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Solution

The fourth proportional to 107,593.75, 148,479.38 and 62,881.75 is: 86,776.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,593.75 : 148,479.38 = 62,881.75 : x
  2. Step 2: Convert to fraction form
    107,593.75/148,479.38 = 62,881.75/x
  3. Step 3: Cross multiply
    107,593.75x = 148,479.38 × 62,881.75
  4. Step 4: Simplify right side
    107,593.75x = 9,336,643,253.32
  5. Step 5: Solve for x
    x = 9,336,643,253.32/107,593.75
  6. Step 6: Final answer
    x = 86,776.82

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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.