Home / 54,479.52-81,717.06-15,035.62

Finding the Fourth Proportional to 54,479.52, 81,717.06 and 15,035.62

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Solution

The fourth proportional to 54,479.52, 81,717.06 and 15,035.62 is: 22,552.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,479.52 : 81,717.06 = 15,035.62 : x
  2. Step 2: Convert to fraction form
    54,479.52/81,717.06 = 15,035.62/x
  3. Step 3: Cross multiply
    54,479.52x = 81,717.06 × 15,035.62
  4. Step 4: Simplify right side
    54,479.52x = 1,228,666,661.68
  5. Step 5: Solve for x
    x = 1,228,666,661.68/54,479.52
  6. Step 6: Final answer
    x = 22,552.82

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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.