Home / 54,359.66-75,017.13-31,698.02

Finding the Fourth Proportional to 54,359.66, 75,017.13 and 31,698.02

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Solution

The fourth proportional to 54,359.66, 75,017.13 and 31,698.02 is: 43,743.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,359.66 : 75,017.13 = 31,698.02 : x
  2. Step 2: Convert to fraction form
    54,359.66/75,017.13 = 31,698.02/x
  3. Step 3: Cross multiply
    54,359.66x = 75,017.13 × 31,698.02
  4. Step 4: Simplify right side
    54,359.66x = 2,377,894,487.08
  5. Step 5: Solve for x
    x = 2,377,894,487.08/54,359.66
  6. Step 6: Final answer
    x = 43,743.73

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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.