Home / 176,520.20-243,591.91-101,054.12

Finding the Fourth Proportional to 176,520.20, 243,591.91 and 101,054.12

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Solution

The fourth proportional to 176,520.20, 243,591.91 and 101,054.12 is: 139,451.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,520.20 : 243,591.91 = 101,054.12 : x
  2. Step 2: Convert to fraction form
    176,520.20/243,591.91 = 101,054.12/x
  3. Step 3: Cross multiply
    176,520.20x = 243,591.91 × 101,054.12
  4. Step 4: Simplify right side
    176,520.20x = 24,615,964,633.57
  5. Step 5: Solve for x
    x = 24,615,964,633.57/176,520.20
  6. Step 6: Final answer
    x = 139,451.27

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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.