Home / 107,407.25-148,202.46-62,068.61

Finding the Fourth Proportional to 107,407.25, 148,202.46 and 62,068.61

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Solution

The fourth proportional to 107,407.25, 148,202.46 and 62,068.61 is: 85,643.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,407.25 : 148,202.46 = 62,068.61 : x
  2. Step 2: Convert to fraction form
    107,407.25/148,202.46 = 62,068.61/x
  3. Step 3: Cross multiply
    107,407.25x = 148,202.46 × 62,068.61
  4. Step 4: Simplify right side
    107,407.25x = 9,198,721,061.29
  5. Step 5: Solve for x
    x = 9,198,721,061.29/107,407.25
  6. Step 6: Final answer
    x = 85,643.39

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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.