Home / 125,527.17-173,151.42-74,506.28

Finding the Fourth Proportional to 125,527.17, 173,151.42 and 74,506.28

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Solution

The fourth proportional to 125,527.17, 173,151.42 and 74,506.28 is: 102,773.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,527.17 : 173,151.42 = 74,506.28 : x
  2. Step 2: Convert to fraction form
    125,527.17/173,151.42 = 74,506.28/x
  3. Step 3: Cross multiply
    125,527.17x = 173,151.42 × 74,506.28
  4. Step 4: Simplify right side
    125,527.17x = 12,900,868,180.92
  5. Step 5: Solve for x
    x = 12,900,868,180.92/125,527.17
  6. Step 6: Final answer
    x = 102,773.51

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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.