Home / 125,616.98-173,326.92-80,260.04

Finding the Fourth Proportional to 125,616.98, 173,326.92 and 80,260.04

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Solution

The fourth proportional to 125,616.98, 173,326.92 and 80,260.04 is: 110,743.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,616.98 : 173,326.92 = 80,260.04 : x
  2. Step 2: Convert to fraction form
    125,616.98/173,326.92 = 80,260.04/x
  3. Step 3: Cross multiply
    125,616.98x = 173,326.92 × 80,260.04
  4. Step 4: Simplify right side
    125,616.98x = 13,911,225,532.28
  5. Step 5: Solve for x
    x = 13,911,225,532.28/125,616.98
  6. Step 6: Final answer
    x = 110,743.19

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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.