Home / 57,252.30-79,008.39-31,761.02

Finding the Fourth Proportional to 57,252.30, 79,008.39 and 31,761.02

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Solution

The fourth proportional to 57,252.30, 79,008.39 and 31,761.02 is: 43,830.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,252.30 : 79,008.39 = 31,761.02 : x
  2. Step 2: Convert to fraction form
    57,252.30/79,008.39 = 31,761.02/x
  3. Step 3: Cross multiply
    57,252.30x = 79,008.39 × 31,761.02
  4. Step 4: Simplify right side
    57,252.30x = 2,509,386,659.92
  5. Step 5: Solve for x
    x = 2,509,386,659.92/57,252.30
  6. Step 6: Final answer
    x = 43,830.32

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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.