Home / 99,771.89-149,657.40-24,891.93

Finding the Fourth Proportional to 99,771.89, 149,657.40 and 24,891.93

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Solution

The fourth proportional to 99,771.89, 149,657.40 and 24,891.93 is: 37,337.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,771.89 : 149,657.40 = 24,891.93 : x
  2. Step 2: Convert to fraction form
    99,771.89/149,657.40 = 24,891.93/x
  3. Step 3: Cross multiply
    99,771.89x = 149,657.40 × 24,891.93
  4. Step 4: Simplify right side
    99,771.89x = 3,725,261,524.78
  5. Step 5: Solve for x
    x = 3,725,261,524.78/99,771.89
  6. Step 6: Final answer
    x = 37,337.79

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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.