Home / 125,976.29-173,847.75-69,387.53

Finding the Fourth Proportional to 125,976.29, 173,847.75 and 69,387.53

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Solution

The fourth proportional to 125,976.29, 173,847.75 and 69,387.53 is: 95,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,976.29 : 173,847.75 = 69,387.53 : x
  2. Step 2: Convert to fraction form
    125,976.29/173,847.75 = 69,387.53/x
  3. Step 3: Cross multiply
    125,976.29x = 173,847.75 × 69,387.53
  4. Step 4: Simplify right side
    125,976.29x = 12,062,865,968.56
  5. Step 5: Solve for x
    x = 12,062,865,968.56/125,976.29
  6. Step 6: Final answer
    x = 95,755.05

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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.