Home / 99,325.50-149,081.88-36,206.63

Finding the Fourth Proportional to 99,325.50, 149,081.88 and 36,206.63

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Solution

The fourth proportional to 99,325.50, 149,081.88 and 36,206.63 is: 54,344.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,325.50 : 149,081.88 = 36,206.63 : x
  2. Step 2: Convert to fraction form
    99,325.50/149,081.88 = 36,206.63/x
  3. Step 3: Cross multiply
    99,325.50x = 149,081.88 × 36,206.63
  4. Step 4: Simplify right side
    99,325.50x = 5,397,752,468.86
  5. Step 5: Solve for x
    x = 5,397,752,468.86/99,325.50
  6. Step 6: Final answer
    x = 54,344.08

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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.