Home / 69,183.18-95,479.98-42,343.56

Finding the Fourth Proportional to 69,183.18, 95,479.98 and 42,343.56

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Solution

The fourth proportional to 69,183.18, 95,479.98 and 42,343.56 is: 58,438.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,183.18 : 95,479.98 = 42,343.56 : x
  2. Step 2: Convert to fraction form
    69,183.18/95,479.98 = 42,343.56/x
  3. Step 3: Cross multiply
    69,183.18x = 95,479.98 × 42,343.56
  4. Step 4: Simplify right side
    69,183.18x = 4,042,962,261.93
  5. Step 5: Solve for x
    x = 4,042,962,261.93/69,183.18
  6. Step 6: Final answer
    x = 58,438.51

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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.