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Finding the Fourth Proportional to 59,404.80, 88,934.40 and 36,019.20

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Solution

The fourth proportional to 59,404.80, 88,934.40 and 36,019.20 is: 53,924.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,404.80 : 88,934.40 = 36,019.20 : x
  2. Step 2: Convert to fraction form
    59,404.80/88,934.40 = 36,019.20/x
  3. Step 3: Cross multiply
    59,404.80x = 88,934.40 × 36,019.20
  4. Step 4: Simplify right side
    59,404.80x = 3,203,345,940.48
  5. Step 5: Solve for x
    x = 3,203,345,940.48/59,404.80
  6. Step 6: Final answer
    x = 53,924.03

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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.