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Finding the Fourth Proportional to 185,597.88, 256,122.36 and 109,125.60

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Solution

The fourth proportional to 185,597.88, 256,122.36 and 109,125.60 is: 150,591.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,597.88 : 256,122.36 = 109,125.60 : x
  2. Step 2: Convert to fraction form
    185,597.88/256,122.36 = 109,125.60/x
  3. Step 3: Cross multiply
    185,597.88x = 256,122.36 × 109,125.60
  4. Step 4: Simplify right side
    185,597.88x = 27,949,506,208.42
  5. Step 5: Solve for x
    x = 27,949,506,208.42/185,597.88
  6. Step 6: Final answer
    x = 150,591.73

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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.