Home / 125,837.87-173,654.01-68,475.24

Finding the Fourth Proportional to 125,837.87, 173,654.01 and 68,475.24

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Solution

The fourth proportional to 125,837.87, 173,654.01 and 68,475.24 is: 94,494.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,837.87 : 173,654.01 = 68,475.24 : x
  2. Step 2: Convert to fraction form
    125,837.87/173,654.01 = 68,475.24/x
  3. Step 3: Cross multiply
    125,837.87x = 173,654.01 × 68,475.24
  4. Step 4: Simplify right side
    125,837.87x = 11,891,000,011.71
  5. Step 5: Solve for x
    x = 11,891,000,011.71/125,837.87
  6. Step 6: Final answer
    x = 94,494.61

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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.