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Finding the Fourth Proportional to 100,432.88, 150,338.26 and 58,960.88

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Solution

The fourth proportional to 100,432.88, 150,338.26 and 58,960.88 is: 88,258.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,432.88 : 150,338.26 = 58,960.88 : x
  2. Step 2: Convert to fraction form
    100,432.88/150,338.26 = 58,960.88/x
  3. Step 3: Cross multiply
    100,432.88x = 150,338.26 × 58,960.88
  4. Step 4: Simplify right side
    100,432.88x = 8,864,076,107.27
  5. Step 5: Solve for x
    x = 8,864,076,107.27/100,432.88
  6. Step 6: Final answer
    x = 88,258.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.