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Finding the Fourth Proportional to 69,622.60, 96,079.67 and 37,791.49

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Solution

The fourth proportional to 69,622.60, 96,079.67 and 37,791.49 is: 52,152.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,622.60 : 96,079.67 = 37,791.49 : x
  2. Step 2: Convert to fraction form
    69,622.60/96,079.67 = 37,791.49/x
  3. Step 3: Cross multiply
    69,622.60x = 96,079.67 × 37,791.49
  4. Step 4: Simplify right side
    69,622.60x = 3,630,993,888.01
  5. Step 5: Solve for x
    x = 3,630,993,888.01/69,622.60
  6. Step 6: Final answer
    x = 52,152.52

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1.5x scale

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.