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Finding the Fourth Proportional to 63,910.10, 95,865.15 and 63,521.30

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Solution

The fourth proportional to 63,910.10, 95,865.15 and 63,521.30 is: 95,281.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,910.10 : 95,865.15 = 63,521.30 : x
  2. Step 2: Convert to fraction form
    63,910.10/95,865.15 = 63,521.30/x
  3. Step 3: Cross multiply
    63,910.10x = 95,865.15 × 63,521.30
  4. Step 4: Simplify right side
    63,910.10x = 6,089,478,952.70
  5. Step 5: Solve for x
    x = 6,089,478,952.70/63,910.10
  6. Step 6: Final answer
    x = 95,281.95

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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.