Home / 111,626.55-167,458.28-51,714.90

Finding the Fourth Proportional to 111,626.55, 167,458.28 and 51,714.90

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Solution

The fourth proportional to 111,626.55, 167,458.28 and 51,714.90 is: 77,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,626.55 : 167,458.28 = 51,714.90 : x
  2. Step 2: Convert to fraction form
    111,626.55/167,458.28 = 51,714.90/x
  3. Step 3: Cross multiply
    111,626.55x = 167,458.28 × 51,714.90
  4. Step 4: Simplify right side
    111,626.55x = 8,660,087,945.80
  5. Step 5: Solve for x
    x = 8,660,087,945.80/111,626.55
  6. Step 6: Final answer
    x = 77,580.90

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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.