Home / 125,257.40-187,906.80-62,080.46

Finding the Fourth Proportional to 125,257.40, 187,906.80 and 62,080.46

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Solution

The fourth proportional to 125,257.40, 187,906.80 and 62,080.46 is: 93,130.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,257.40 : 187,906.80 = 62,080.46 : x
  2. Step 2: Convert to fraction form
    125,257.40/187,906.80 = 62,080.46/x
  3. Step 3: Cross multiply
    125,257.40x = 187,906.80 × 62,080.46
  4. Step 4: Simplify right side
    125,257.40x = 11,665,340,581.13
  5. Step 5: Solve for x
    x = 11,665,340,581.13/125,257.40
  6. Step 6: Final answer
    x = 93,130.95

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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.