Home / 58,617.68-80,847.76-50,455.18

Finding the Fourth Proportional to 58,617.68, 80,847.76 and 50,455.18

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Solution

The fourth proportional to 58,617.68, 80,847.76 and 50,455.18 is: 69,589.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,617.68 : 80,847.76 = 50,455.18 : x
  2. Step 2: Convert to fraction form
    58,617.68/80,847.76 = 50,455.18/x
  3. Step 3: Cross multiply
    58,617.68x = 80,847.76 × 50,455.18
  4. Step 4: Simplify right side
    58,617.68x = 4,079,188,283.40
  5. Step 5: Solve for x
    x = 4,079,188,283.40/58,617.68
  6. Step 6: Final answer
    x = 69,589.73

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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.