Home / 125,840.05-173,659.29-69,251.42

Finding the Fourth Proportional to 125,840.05, 173,659.29 and 69,251.42

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Solution

The fourth proportional to 125,840.05, 173,659.29 and 69,251.42 is: 95,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,840.05 : 173,659.29 = 69,251.42 : x
  2. Step 2: Convert to fraction form
    125,840.05/173,659.29 = 69,251.42/x
  3. Step 3: Cross multiply
    125,840.05x = 173,659.29 × 69,251.42
  4. Step 4: Simplify right side
    125,840.05x = 12,026,152,255.56
  5. Step 5: Solve for x
    x = 12,026,152,255.56/125,840.05
  6. Step 6: Final answer
    x = 95,566.97

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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.