Home / 104,634.13-156,951.19-34,518.91

Finding the Fourth Proportional to 104,634.13, 156,951.19 and 34,518.91

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Solution

The fourth proportional to 104,634.13, 156,951.19 and 34,518.91 is: 51,778.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,634.13 : 156,951.19 = 34,518.91 : x
  2. Step 2: Convert to fraction form
    104,634.13/156,951.19 = 34,518.91/x
  3. Step 3: Cross multiply
    104,634.13x = 156,951.19 × 34,518.91
  4. Step 4: Simplify right side
    104,634.13x = 5,417,784,002.00
  5. Step 5: Solve for x
    x = 5,417,784,002.00/104,634.13
  6. Step 6: Final answer
    x = 51,778.36

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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.