Home / 125,561.27-173,275.83-68,201.15

Finding the Fourth Proportional to 125,561.27, 173,275.83 and 68,201.15

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Solution

The fourth proportional to 125,561.27, 173,275.83 and 68,201.15 is: 94,118.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,561.27 : 173,275.83 = 68,201.15 : x
  2. Step 2: Convert to fraction form
    125,561.27/173,275.83 = 68,201.15/x
  3. Step 3: Cross multiply
    125,561.27x = 173,275.83 × 68,201.15
  4. Step 4: Simplify right side
    125,561.27x = 11,817,610,873.20
  5. Step 5: Solve for x
    x = 11,817,610,873.20/125,561.27
  6. Step 6: Final answer
    x = 94,118.28

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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.