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Finding the Fourth Proportional to 132,369.57, 198,552.65 and 32,530.65

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Solution

The fourth proportional to 132,369.57, 198,552.65 and 32,530.65 is: 48,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,369.57 : 198,552.65 = 32,530.65 : x
  2. Step 2: Convert to fraction form
    132,369.57/198,552.65 = 32,530.65/x
  3. Step 3: Cross multiply
    132,369.57x = 198,552.65 × 32,530.65
  4. Step 4: Simplify right side
    132,369.57x = 6,459,046,601.07
  5. Step 5: Solve for x
    x = 6,459,046,601.07/132,369.57
  6. Step 6: Final answer
    x = 48,795.55

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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.