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Finding the Fourth Proportional to 99,191.54, 148,770.90 and 32,632.52

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Solution

The fourth proportional to 99,191.54, 148,770.90 and 32,632.52 is: 48,943.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,191.54 : 148,770.90 = 32,632.52 : x
  2. Step 2: Convert to fraction form
    99,191.54/148,770.90 = 32,632.52/x
  3. Step 3: Cross multiply
    99,191.54x = 148,770.90 × 32,632.52
  4. Step 4: Simplify right side
    99,191.54x = 4,854,769,369.67
  5. Step 5: Solve for x
    x = 4,854,769,369.67/99,191.54
  6. Step 6: Final answer
    x = 48,943.38

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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.