Home / 54,151.75-81,159.89-26,064.29

Finding the Fourth Proportional to 54,151.75, 81,159.89 and 26,064.29

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Solution

The fourth proportional to 54,151.75, 81,159.89 and 26,064.29 is: 39,063.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,151.75 : 81,159.89 = 26,064.29 : x
  2. Step 2: Convert to fraction form
    54,151.75/81,159.89 = 26,064.29/x
  3. Step 3: Cross multiply
    54,151.75x = 81,159.89 × 26,064.29
  4. Step 4: Simplify right side
    54,151.75x = 2,115,374,981.91
  5. Step 5: Solve for x
    x = 2,115,374,981.91/54,151.75
  6. Step 6: Final answer
    x = 39,063.83

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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.