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Finding the Fourth Proportional to 124,546.80, 186,820.20 and 35,795.10

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Solution

The fourth proportional to 124,546.80, 186,820.20 and 35,795.10 is: 53,692.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,546.80 : 186,820.20 = 35,795.10 : x
  2. Step 2: Convert to fraction form
    124,546.80/186,820.20 = 35,795.10/x
  3. Step 3: Cross multiply
    124,546.80x = 186,820.20 × 35,795.10
  4. Step 4: Simplify right side
    124,546.80x = 6,687,247,741.02
  5. Step 5: Solve for x
    x = 6,687,247,741.02/124,546.80
  6. Step 6: Final answer
    x = 53,692.65

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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.