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Finding the Fourth Proportional to 63,349.54, 95,009.20 and 18,964.38

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Solution

The fourth proportional to 63,349.54, 95,009.20 and 18,964.38 is: 28,442.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,349.54 : 95,009.20 = 18,964.38 : x
  2. Step 2: Convert to fraction form
    63,349.54/95,009.20 = 18,964.38/x
  3. Step 3: Cross multiply
    63,349.54x = 95,009.20 × 18,964.38
  4. Step 4: Simplify right side
    63,349.54x = 1,801,790,572.30
  5. Step 5: Solve for x
    x = 1,801,790,572.30/63,349.54
  6. Step 6: Final answer
    x = 28,442.05

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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.