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Finding the Fourth Proportional to 101,325.03, 151,245.57 and 89,354.52

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Solution

The fourth proportional to 101,325.03, 151,245.57 and 89,354.52 is: 133,377.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,325.03 : 151,245.57 = 89,354.52 : x
  2. Step 2: Convert to fraction form
    101,325.03/151,245.57 = 89,354.52/x
  3. Step 3: Cross multiply
    101,325.03x = 151,245.57 × 89,354.52
  4. Step 4: Simplify right side
    101,325.03x = 13,514,475,309.48
  5. Step 5: Solve for x
    x = 13,514,475,309.48/101,325.03
  6. Step 6: Final answer
    x = 133,377.46

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.