Home / 71,345.24-107,019.06-26,992.88

Finding the Fourth Proportional to 71,345.24, 107,019.06 and 26,992.88

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Solution

The fourth proportional to 71,345.24, 107,019.06 and 26,992.88 is: 40,489.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,345.24 : 107,019.06 = 26,992.88 : x
  2. Step 2: Convert to fraction form
    71,345.24/107,019.06 = 26,992.88/x
  3. Step 3: Cross multiply
    71,345.24x = 107,019.06 × 26,992.88
  4. Step 4: Simplify right side
    71,345.24x = 2,888,752,644.29
  5. Step 5: Solve for x
    x = 2,888,752,644.29/71,345.24
  6. Step 6: Final answer
    x = 40,489.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.