Home / 99,695.28-149,557.90-32,204.78

Finding the Fourth Proportional to 99,695.28, 149,557.90 and 32,204.78

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Solution

The fourth proportional to 99,695.28, 149,557.90 and 32,204.78 is: 48,312.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,695.28 : 149,557.90 = 32,204.78 : x
  2. Step 2: Convert to fraction form
    99,695.28/149,557.90 = 32,204.78/x
  3. Step 3: Cross multiply
    99,695.28x = 149,557.90 × 32,204.78
  4. Step 4: Simplify right side
    99,695.28x = 4,816,479,266.76
  5. Step 5: Solve for x
    x = 4,816,479,266.76/99,695.28
  6. Step 6: Final answer
    x = 48,312.01

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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.