Home / 69,008.05-95,219.25-38,789.18

Finding the Fourth Proportional to 69,008.05, 95,219.25 and 38,789.18

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Solution

The fourth proportional to 69,008.05, 95,219.25 and 38,789.18 is: 53,522.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,008.05 : 95,219.25 = 38,789.18 : x
  2. Step 2: Convert to fraction form
    69,008.05/95,219.25 = 38,789.18/x
  3. Step 3: Cross multiply
    69,008.05x = 95,219.25 × 38,789.18
  4. Step 4: Simplify right side
    69,008.05x = 3,693,476,363.23
  5. Step 5: Solve for x
    x = 3,693,476,363.23/69,008.05
  6. Step 6: Final answer
    x = 53,522.40

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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.