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Finding the Fourth Proportional to 49,242.80, 73,888.88 and 22,949.60

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Solution

The fourth proportional to 49,242.80, 73,888.88 and 22,949.60 is: 34,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,242.80 : 73,888.88 = 22,949.60 : x
  2. Step 2: Convert to fraction form
    49,242.80/73,888.88 = 22,949.60/x
  3. Step 3: Cross multiply
    49,242.80x = 73,888.88 × 22,949.60
  4. Step 4: Simplify right side
    49,242.80x = 1,695,720,240.45
  5. Step 5: Solve for x
    x = 1,695,720,240.45/49,242.80
  6. Step 6: Final answer
    x = 34,435.90

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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.