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Finding the Fourth Proportional to 88,903.10, 133,391.10 and 32,770.10

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Solution

The fourth proportional to 88,903.10, 133,391.10 and 32,770.10 is: 49,168.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,903.10 : 133,391.10 = 32,770.10 : x
  2. Step 2: Convert to fraction form
    88,903.10/133,391.10 = 32,770.10/x
  3. Step 3: Cross multiply
    88,903.10x = 133,391.10 × 32,770.10
  4. Step 4: Simplify right side
    88,903.10x = 4,371,239,686.11
  5. Step 5: Solve for x
    x = 4,371,239,686.11/88,903.10
  6. Step 6: Final answer
    x = 49,168.59

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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.