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Finding the Fourth Proportional to 63,471.53, 95,207.09 and 19,098.23

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Solution

The fourth proportional to 63,471.53, 95,207.09 and 19,098.23 is: 28,647.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,471.53 : 95,207.09 = 19,098.23 : x
  2. Step 2: Convert to fraction form
    63,471.53/95,207.09 = 19,098.23/x
  3. Step 3: Cross multiply
    63,471.53x = 95,207.09 × 19,098.23
  4. Step 4: Simplify right side
    63,471.53x = 1,818,286,330.92
  5. Step 5: Solve for x
    x = 1,818,286,330.92/63,471.53
  6. Step 6: Final answer
    x = 28,647.28

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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.