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Finding the Fourth Proportional to 63,567.72, 95,354.28 and 21,448.80

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Solution

The fourth proportional to 63,567.72, 95,354.28 and 21,448.80 is: 32,174.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,567.72 : 95,354.28 = 21,448.80 : x
  2. Step 2: Convert to fraction form
    63,567.72/95,354.28 = 21,448.80/x
  3. Step 3: Cross multiply
    63,567.72x = 95,354.28 × 21,448.80
  4. Step 4: Simplify right side
    63,567.72x = 2,045,234,880.86
  5. Step 5: Solve for x
    x = 2,045,234,880.86/63,567.72
  6. Step 6: Final answer
    x = 32,174.11

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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.