Home / 156,045.10-234,067.65-96,121.30

Finding the Fourth Proportional to 156,045.10, 234,067.65 and 96,121.30

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Solution

The fourth proportional to 156,045.10, 234,067.65 and 96,121.30 is: 144,181.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,045.10 : 234,067.65 = 96,121.30 : x
  2. Step 2: Convert to fraction form
    156,045.10/234,067.65 = 96,121.30/x
  3. Step 3: Cross multiply
    156,045.10x = 234,067.65 × 96,121.30
  4. Step 4: Simplify right side
    156,045.10x = 22,498,886,805.95
  5. Step 5: Solve for x
    x = 22,498,886,805.95/156,045.10
  6. Step 6: Final answer
    x = 144,181.95

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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.