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Finding the Fourth Proportional to 150,951.96, 208,333.40 and 97,392.78

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Solution

The fourth proportional to 150,951.96, 208,333.40 and 97,392.78 is: 134,414.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,951.96 : 208,333.40 = 97,392.78 : x
  2. Step 2: Convert to fraction form
    150,951.96/208,333.40 = 97,392.78/x
  3. Step 3: Cross multiply
    150,951.96x = 208,333.40 × 97,392.78
  4. Step 4: Simplify right side
    150,951.96x = 20,290,168,505.89
  5. Step 5: Solve for x
    x = 20,290,168,505.89/150,951.96
  6. Step 6: Final answer
    x = 134,414.74

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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.