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Finding the Fourth Proportional to 185,616.60, 256,151.60 and 100,733.68

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Solution

The fourth proportional to 185,616.60, 256,151.60 and 100,733.68 is: 139,012.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,616.60 : 256,151.60 = 100,733.68 : x
  2. Step 2: Convert to fraction form
    185,616.60/256,151.60 = 100,733.68/x
  3. Step 3: Cross multiply
    185,616.60x = 256,151.60 × 100,733.68
  4. Step 4: Simplify right side
    185,616.60x = 25,803,093,305.89
  5. Step 5: Solve for x
    x = 25,803,093,305.89/185,616.60
  6. Step 6: Final answer
    x = 139,012.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.