Home / 156,226.11-215,590.91-84,604.47

Finding the Fourth Proportional to 156,226.11, 215,590.91 and 84,604.47

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Solution

The fourth proportional to 156,226.11, 215,590.91 and 84,604.47 is: 116,753.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,226.11 : 215,590.91 = 84,604.47 : x
  2. Step 2: Convert to fraction form
    156,226.11/215,590.91 = 84,604.47/x
  3. Step 3: Cross multiply
    156,226.11x = 215,590.91 × 84,604.47
  4. Step 4: Simplify right side
    156,226.11x = 18,239,954,254.35
  5. Step 5: Solve for x
    x = 18,239,954,254.35/156,226.11
  6. Step 6: Final answer
    x = 116,753.56

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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.