Home / 54,475.05-81,717.29-15,032.17

Finding the Fourth Proportional to 54,475.05, 81,717.29 and 15,032.17

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Solution

The fourth proportional to 54,475.05, 81,717.29 and 15,032.17 is: 22,549.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,475.05 : 81,717.29 = 15,032.17 : x
  2. Step 2: Convert to fraction form
    54,475.05/81,717.29 = 15,032.17/x
  3. Step 3: Cross multiply
    54,475.05x = 81,717.29 × 15,032.17
  4. Step 4: Simplify right side
    54,475.05x = 1,228,387,711.47
  5. Step 5: Solve for x
    x = 1,228,387,711.47/54,475.05
  6. Step 6: Final answer
    x = 22,549.55

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1.5x scale

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.