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Finding the Fourth Proportional to 127,335.88, 192,200.47 and 127,335.88

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Solution

The fourth proportional to 127,335.88, 192,200.47 and 127,335.88 is: 192,200.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,335.88 : 192,200.47 = 127,335.88 : x
  2. Step 2: Convert to fraction form
    127,335.88/192,200.47 = 127,335.88/x
  3. Step 3: Cross multiply
    127,335.88x = 192,200.47 × 127,335.88
  4. Step 4: Simplify right side
    127,335.88x = 24,474,015,983.86
  5. Step 5: Solve for x
    x = 24,474,015,983.86/127,335.88
  6. Step 6: Final answer
    x = 192,200.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.