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Finding the Fourth Proportional to 88,482.78, 122,101.29 and 50,757.03

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Solution

The fourth proportional to 88,482.78, 122,101.29 and 50,757.03 is: 70,041.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,482.78 : 122,101.29 = 50,757.03 : x
  2. Step 2: Convert to fraction form
    88,482.78/122,101.29 = 50,757.03/x
  3. Step 3: Cross multiply
    88,482.78x = 122,101.29 × 50,757.03
  4. Step 4: Simplify right side
    88,482.78x = 6,197,498,839.57
  5. Step 5: Solve for x
    x = 6,197,498,839.57/88,482.78
  6. Step 6: Final answer
    x = 70,041.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.