Home / 48,218.24-72,340.40-43,591.52

Finding the Fourth Proportional to 48,218.24, 72,340.40 and 43,591.52

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Solution

The fourth proportional to 48,218.24, 72,340.40 and 43,591.52 is: 65,399.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,218.24 : 72,340.40 = 43,591.52 : x
  2. Step 2: Convert to fraction form
    48,218.24/72,340.40 = 43,591.52/x
  3. Step 3: Cross multiply
    48,218.24x = 72,340.40 × 43,591.52
  4. Step 4: Simplify right side
    48,218.24x = 3,153,427,993.41
  5. Step 5: Solve for x
    x = 3,153,427,993.41/48,218.24
  6. Step 6: Final answer
    x = 65,399.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.