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Finding the Fourth Proportional to 32,479.86, 48,714.30 and 9,100.92

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Solution

The fourth proportional to 32,479.86, 48,714.30 and 9,100.92 is: 13,649.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,479.86 : 48,714.30 = 9,100.92 : x
  2. Step 2: Convert to fraction form
    32,479.86/48,714.30 = 9,100.92/x
  3. Step 3: Cross multiply
    32,479.86x = 48,714.30 × 9,100.92
  4. Step 4: Simplify right side
    32,479.86x = 443,344,947.16
  5. Step 5: Solve for x
    x = 443,344,947.16/32,479.86
  6. Step 6: Final answer
    x = 13,649.84

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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.