Home / 111,535.38-167,267.59-36,638.15

Finding the Fourth Proportional to 111,535.38, 167,267.59 and 36,638.15

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Solution

The fourth proportional to 111,535.38, 167,267.59 and 36,638.15 is: 54,945.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,535.38 : 167,267.59 = 36,638.15 : x
  2. Step 2: Convert to fraction form
    111,535.38/167,267.59 = 36,638.15/x
  3. Step 3: Cross multiply
    111,535.38x = 167,267.59 × 36,638.15
  4. Step 4: Simplify right side
    111,535.38x = 6,128,375,052.56
  5. Step 5: Solve for x
    x = 6,128,375,052.56/111,535.38
  6. Step 6: Final answer
    x = 54,945.57

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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.