Home / 54,350.19-81,498.96-31,867.02

Finding the Fourth Proportional to 54,350.19, 81,498.96 and 31,867.02

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Solution

The fourth proportional to 54,350.19, 81,498.96 and 31,867.02 is: 47,785.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,350.19 : 81,498.96 = 31,867.02 : x
  2. Step 2: Convert to fraction form
    54,350.19/81,498.96 = 31,867.02/x
  3. Step 3: Cross multiply
    54,350.19x = 81,498.96 × 31,867.02
  4. Step 4: Simplify right side
    54,350.19x = 2,597,128,988.30
  5. Step 5: Solve for x
    x = 2,597,128,988.30/54,350.19
  6. Step 6: Final answer
    x = 47,785.09

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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.