Home / 104,567.44-144,204.68-80,656.24

Finding the Fourth Proportional to 104,567.44, 144,204.68 and 80,656.24

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Solution

The fourth proportional to 104,567.44, 144,204.68 and 80,656.24 is: 111,229.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,567.44 : 144,204.68 = 80,656.24 : x
  2. Step 2: Convert to fraction form
    104,567.44/144,204.68 = 80,656.24/x
  3. Step 3: Cross multiply
    104,567.44x = 144,204.68 × 80,656.24
  4. Step 4: Simplify right side
    104,567.44x = 11,631,007,279.20
  5. Step 5: Solve for x
    x = 11,631,007,279.20/104,567.44
  6. Step 6: Final answer
    x = 111,229.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.