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Finding the Fourth Proportional to 41,250.50, 61,854.84 and 20,159.01

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Solution

The fourth proportional to 41,250.50, 61,854.84 and 20,159.01 is: 30,228.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,250.50 : 61,854.84 = 20,159.01 : x
  2. Step 2: Convert to fraction form
    41,250.50/61,854.84 = 20,159.01/x
  3. Step 3: Cross multiply
    41,250.50x = 61,854.84 × 20,159.01
  4. Step 4: Simplify right side
    41,250.50x = 1,246,932,338.11
  5. Step 5: Solve for x
    x = 1,246,932,338.11/41,250.50
  6. Step 6: Final answer
    x = 30,228.30

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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.