Home / 124,766.52-187,196.28-74,882.40

Finding the Fourth Proportional to 124,766.52, 187,196.28 and 74,882.40

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Solution

The fourth proportional to 124,766.52, 187,196.28 and 74,882.40 is: 112,351.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,766.52 : 187,196.28 = 74,882.40 : x
  2. Step 2: Convert to fraction form
    124,766.52/187,196.28 = 74,882.40/x
  3. Step 3: Cross multiply
    124,766.52x = 187,196.28 × 74,882.40
  4. Step 4: Simplify right side
    124,766.52x = 14,017,706,717.47
  5. Step 5: Solve for x
    x = 14,017,706,717.47/124,766.52
  6. Step 6: Final answer
    x = 112,351.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.