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Finding the Fourth Proportional to 194,170.86, 291,289.50 and 88,998.84

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Solution

The fourth proportional to 194,170.86, 291,289.50 and 88,998.84 is: 133,513.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,170.86 : 291,289.50 = 88,998.84 : x
  2. Step 2: Convert to fraction form
    194,170.86/291,289.50 = 88,998.84/x
  3. Step 3: Cross multiply
    194,170.86x = 291,289.50 × 88,998.84
  4. Step 4: Simplify right side
    194,170.86x = 25,924,427,604.18
  5. Step 5: Solve for x
    x = 25,924,427,604.18/194,170.86
  6. Step 6: Final answer
    x = 133,513.48

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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.