Home / 99,332.20-149,171.10-52,676.20

Finding the Fourth Proportional to 99,332.20, 149,171.10 and 52,676.20

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Solution

The fourth proportional to 99,332.20, 149,171.10 and 52,676.20 is: 79,105.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,332.20 : 149,171.10 = 52,676.20 : x
  2. Step 2: Convert to fraction form
    99,332.20/149,171.10 = 52,676.20/x
  3. Step 3: Cross multiply
    99,332.20x = 149,171.10 × 52,676.20
  4. Step 4: Simplify right side
    99,332.20x = 7,857,766,697.82
  5. Step 5: Solve for x
    x = 7,857,766,697.82/99,332.20
  6. Step 6: Final answer
    x = 79,105.94

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1.5x scale

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.