Home / 82,263.40-123,253.25-55,550.41

Finding the Fourth Proportional to 82,263.40, 123,253.25 and 55,550.41

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Solution

The fourth proportional to 82,263.40, 123,253.25 and 55,550.41 is: 83,229.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,263.40 : 123,253.25 = 55,550.41 : x
  2. Step 2: Convert to fraction form
    82,263.40/123,253.25 = 55,550.41/x
  3. Step 3: Cross multiply
    82,263.40x = 123,253.25 × 55,550.41
  4. Step 4: Simplify right side
    82,263.40x = 6,846,767,985.45
  5. Step 5: Solve for x
    x = 6,846,767,985.45/82,263.40
  6. Step 6: Final answer
    x = 83,229.82

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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.