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Finding the Fourth Proportional to 111,462.90, 167,214.60 and 36,562.20

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Solution

The fourth proportional to 111,462.90, 167,214.60 and 36,562.20 is: 54,849.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,462.90 : 167,214.60 = 36,562.20 : x
  2. Step 2: Convert to fraction form
    111,462.90/167,214.60 = 36,562.20/x
  3. Step 3: Cross multiply
    111,462.90x = 167,214.60 × 36,562.20
  4. Step 4: Simplify right side
    111,462.90x = 6,113,733,648.12
  5. Step 5: Solve for x
    x = 6,113,733,648.12/111,462.90
  6. Step 6: Final answer
    x = 54,849.94

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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.