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Finding the Fourth Proportional to 163,443.92, 225,512.96 and 95,422.14

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Solution

The fourth proportional to 163,443.92, 225,512.96 and 95,422.14 is: 131,659.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,443.92 : 225,512.96 = 95,422.14 : x
  2. Step 2: Convert to fraction form
    163,443.92/225,512.96 = 95,422.14/x
  3. Step 3: Cross multiply
    163,443.92x = 225,512.96 × 95,422.14
  4. Step 4: Simplify right side
    163,443.92x = 21,518,928,763.82
  5. Step 5: Solve for x
    x = 21,518,928,763.82/163,443.92
  6. Step 6: Final answer
    x = 131,659.41

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1.5x scale

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.