Home / 99,499.35-149,226.87-60,002.13

Finding the Fourth Proportional to 99,499.35, 149,226.87 and 60,002.13

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Solution

The fourth proportional to 99,499.35, 149,226.87 and 60,002.13 is: 89,989.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,499.35 : 149,226.87 = 60,002.13 : x
  2. Step 2: Convert to fraction form
    99,499.35/149,226.87 = 60,002.13/x
  3. Step 3: Cross multiply
    99,499.35x = 149,226.87 × 60,002.13
  4. Step 4: Simplify right side
    99,499.35x = 8,953,930,053.23
  5. Step 5: Solve for x
    x = 8,953,930,053.23/99,499.35
  6. Step 6: Final answer
    x = 89,989.83

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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.