Home / 99,516.40-149,274.60-32,958.70

Finding the Fourth Proportional to 99,516.40, 149,274.60 and 32,958.70

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Solution

The fourth proportional to 99,516.40, 149,274.60 and 32,958.70 is: 49,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,516.40 : 149,274.60 = 32,958.70 : x
  2. Step 2: Convert to fraction form
    99,516.40/149,274.60 = 32,958.70/x
  3. Step 3: Cross multiply
    99,516.40x = 149,274.60 × 32,958.70
  4. Step 4: Simplify right side
    99,516.40x = 4,919,896,759.02
  5. Step 5: Solve for x
    x = 4,919,896,759.02/99,516.40
  6. Step 6: Final answer
    x = 49,438.05

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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.