Home / 69,278.04-95,613.62-50,220.90

Finding the Fourth Proportional to 69,278.04, 95,613.62 and 50,220.90

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Solution

The fourth proportional to 69,278.04, 95,613.62 and 50,220.90 is: 69,312.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,278.04 : 95,613.62 = 50,220.90 : x
  2. Step 2: Convert to fraction form
    69,278.04/95,613.62 = 50,220.90/x
  3. Step 3: Cross multiply
    69,278.04x = 95,613.62 × 50,220.90
  4. Step 4: Simplify right side
    69,278.04x = 4,801,801,797.55
  5. Step 5: Solve for x
    x = 4,801,801,797.55/69,278.04
  6. Step 6: Final answer
    x = 69,312.03

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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.