Home / 156,067.29-234,111.30-54,853.11

Finding the Fourth Proportional to 156,067.29, 234,111.30 and 54,853.11

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Solution

The fourth proportional to 156,067.29, 234,111.30 and 54,853.11 is: 82,283.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,067.29 : 234,111.30 = 54,853.11 : x
  2. Step 2: Convert to fraction form
    156,067.29/234,111.30 = 54,853.11/x
  3. Step 3: Cross multiply
    156,067.29x = 234,111.30 × 54,853.11
  4. Step 4: Simplify right side
    156,067.29x = 12,841,732,891.14
  5. Step 5: Solve for x
    x = 12,841,732,891.14/156,067.29
  6. Step 6: Final answer
    x = 82,283.31

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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.