Home / 124,517.46-186,776.19-68,712.26

Finding the Fourth Proportional to 124,517.46, 186,776.19 and 68,712.26

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Solution

The fourth proportional to 124,517.46, 186,776.19 and 68,712.26 is: 103,068.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,517.46 : 186,776.19 = 68,712.26 : x
  2. Step 2: Convert to fraction form
    124,517.46/186,776.19 = 68,712.26/x
  3. Step 3: Cross multiply
    124,517.46x = 186,776.19 × 68,712.26
  4. Step 4: Simplify right side
    124,517.46x = 12,833,813,785.53
  5. Step 5: Solve for x
    x = 12,833,813,785.53/124,517.46
  6. Step 6: Final answer
    x = 103,068.39

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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.