Home / 99,708.98-149,561.03-40,529.97

Finding the Fourth Proportional to 99,708.98, 149,561.03 and 40,529.97

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Solution

The fourth proportional to 99,708.98, 149,561.03 and 40,529.97 is: 60,793.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,708.98 : 149,561.03 = 40,529.97 : x
  2. Step 2: Convert to fraction form
    99,708.98/149,561.03 = 40,529.97/x
  3. Step 3: Cross multiply
    99,708.98x = 149,561.03 × 40,529.97
  4. Step 4: Simplify right side
    99,708.98x = 6,061,704,160.39
  5. Step 5: Solve for x
    x = 6,061,704,160.39/99,708.98
  6. Step 6: Final answer
    x = 60,793.97

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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.