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Finding the Fourth Proportional to 32,309.80, 48,464.70 and 8,934.28

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Solution

The fourth proportional to 32,309.80, 48,464.70 and 8,934.28 is: 13,401.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,309.80 : 48,464.70 = 8,934.28 : x
  2. Step 2: Convert to fraction form
    32,309.80/48,464.70 = 8,934.28/x
  3. Step 3: Cross multiply
    32,309.80x = 48,464.70 × 8,934.28
  4. Step 4: Simplify right side
    32,309.80x = 432,997,199.92
  5. Step 5: Solve for x
    x = 432,997,199.92/32,309.80
  6. Step 6: Final answer
    x = 13,401.42

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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.