Home / 58,195.45-80,320.19-34,320.73

Finding the Fourth Proportional to 58,195.45, 80,320.19 and 34,320.73

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Solution

The fourth proportional to 58,195.45, 80,320.19 and 34,320.73 is: 47,368.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,195.45 : 80,320.19 = 34,320.73 : x
  2. Step 2: Convert to fraction form
    58,195.45/80,320.19 = 34,320.73/x
  3. Step 3: Cross multiply
    58,195.45x = 80,320.19 × 34,320.73
  4. Step 4: Simplify right side
    58,195.45x = 2,756,647,382.94
  5. Step 5: Solve for x
    x = 2,756,647,382.94/58,195.45
  6. Step 6: Final answer
    x = 47,368.78

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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.