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Finding the Fourth Proportional to 185,951.54, 256,616.02 and 101,068.80

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Solution

The fourth proportional to 185,951.54, 256,616.02 and 101,068.80 is: 139,476.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,951.54 : 256,616.02 = 101,068.80 : x
  2. Step 2: Convert to fraction form
    185,951.54/256,616.02 = 101,068.80/x
  3. Step 3: Cross multiply
    185,951.54x = 256,616.02 × 101,068.80
  4. Step 4: Simplify right side
    185,951.54x = 25,935,873,202.18
  5. Step 5: Solve for x
    x = 25,935,873,202.18/185,951.54
  6. Step 6: Final answer
    x = 139,476.52

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Why These Related Problems?

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