Home / 69,259.12-95,577.62-39,451.12

Finding the Fourth Proportional to 69,259.12, 95,577.62 and 39,451.12

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Solution

The fourth proportional to 69,259.12, 95,577.62 and 39,451.12 is: 54,442.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,259.12 : 95,577.62 = 39,451.12 : x
  2. Step 2: Convert to fraction form
    69,259.12/95,577.62 = 39,451.12/x
  3. Step 3: Cross multiply
    69,259.12x = 95,577.62 × 39,451.12
  4. Step 4: Simplify right side
    69,259.12x = 3,770,644,155.93
  5. Step 5: Solve for x
    x = 3,770,644,155.93/69,259.12
  6. Step 6: Final answer
    x = 54,442.57

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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.