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Finding the Fourth Proportional to 63,805.40, 95,708.11 and 17,057.06

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Solution

The fourth proportional to 63,805.40, 95,708.11 and 17,057.06 is: 25,585.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,805.40 : 95,708.11 = 17,057.06 : x
  2. Step 2: Convert to fraction form
    63,805.40/95,708.11 = 17,057.06/x
  3. Step 3: Cross multiply
    63,805.40x = 95,708.11 × 17,057.06
  4. Step 4: Simplify right side
    63,805.40x = 1,632,499,171.38
  5. Step 5: Solve for x
    x = 1,632,499,171.38/63,805.40
  6. Step 6: Final answer
    x = 25,585.59

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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.