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Finding the Fourth Proportional to 155,150.77, 232,726.17 and 49,969.74

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Solution

The fourth proportional to 155,150.77, 232,726.17 and 49,969.74 is: 74,954.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,150.77 : 232,726.17 = 49,969.74 : x
  2. Step 2: Convert to fraction form
    155,150.77/232,726.17 = 49,969.74/x
  3. Step 3: Cross multiply
    155,150.77x = 232,726.17 × 49,969.74
  4. Step 4: Simplify right side
    155,150.77x = 11,629,265,821.49
  5. Step 5: Solve for x
    x = 11,629,265,821.49/155,150.77
  6. Step 6: Final answer
    x = 74,954.61

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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.