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Finding the Fourth Proportional to 52,984.80, 79,404.84 and 26,707.32

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Solution

The fourth proportional to 52,984.80, 79,404.84 and 26,707.32 is: 40,024.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,984.80 : 79,404.84 = 26,707.32 : x
  2. Step 2: Convert to fraction form
    52,984.80/79,404.84 = 26,707.32/x
  3. Step 3: Cross multiply
    52,984.80x = 79,404.84 × 26,707.32
  4. Step 4: Simplify right side
    52,984.80x = 2,120,690,471.43
  5. Step 5: Solve for x
    x = 2,120,690,471.43/52,984.80
  6. Step 6: Final answer
    x = 40,024.51

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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.