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Finding the Fourth Proportional to 111,420.66, 167,114.55 and 32,513.70

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Solution

The fourth proportional to 111,420.66, 167,114.55 and 32,513.70 is: 48,765.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,420.66 : 167,114.55 = 32,513.70 : x
  2. Step 2: Convert to fraction form
    111,420.66/167,114.55 = 32,513.70/x
  3. Step 3: Cross multiply
    111,420.66x = 167,114.55 × 32,513.70
  4. Step 4: Simplify right side
    111,420.66x = 5,433,512,344.34
  5. Step 5: Solve for x
    x = 5,433,512,344.34/111,420.66
  6. Step 6: Final answer
    x = 48,765.75

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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.