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Finding the Fourth Proportional to 163,657.16, 225,844.74 and 92,037.16

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Solution

The fourth proportional to 163,657.16, 225,844.74 and 92,037.16 is: 127,010.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,657.16 : 225,844.74 = 92,037.16 : x
  2. Step 2: Convert to fraction form
    163,657.16/225,844.74 = 92,037.16/x
  3. Step 3: Cross multiply
    163,657.16x = 225,844.74 × 92,037.16
  4. Step 4: Simplify right side
    163,657.16x = 20,786,108,470.54
  5. Step 5: Solve for x
    x = 20,786,108,470.54/163,657.16
  6. Step 6: Final answer
    x = 127,010.08

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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.