Home / 54,031.52-74,474.25-36,119.99

Finding the Fourth Proportional to 54,031.52, 74,474.25 and 36,119.99

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Solution

The fourth proportional to 54,031.52, 74,474.25 and 36,119.99 is: 49,785.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,031.52 : 74,474.25 = 36,119.99 : x
  2. Step 2: Convert to fraction form
    54,031.52/74,474.25 = 36,119.99/x
  3. Step 3: Cross multiply
    54,031.52x = 74,474.25 × 36,119.99
  4. Step 4: Simplify right side
    54,031.52x = 2,690,009,165.26
  5. Step 5: Solve for x
    x = 2,690,009,165.26/54,031.52
  6. Step 6: Final answer
    x = 49,785.92

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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.