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Finding the Fourth Proportional to 103,151.02, 154,726.54 and 36,588.46

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Solution

The fourth proportional to 103,151.02, 154,726.54 and 36,588.46 is: 54,882.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,151.02 : 154,726.54 = 36,588.46 : x
  2. Step 2: Convert to fraction form
    103,151.02/154,726.54 = 36,588.46/x
  3. Step 3: Cross multiply
    103,151.02x = 154,726.54 × 36,588.46
  4. Step 4: Simplify right side
    103,151.02x = 5,661,205,819.73
  5. Step 5: Solve for x
    x = 5,661,205,819.73/103,151.02
  6. Step 6: Final answer
    x = 54,882.69

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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.