Home / 75,936.83-103,882.11-75,616.98

Finding the Fourth Proportional to 75,936.83, 103,882.11 and 75,616.98

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Solution

The fourth proportional to 75,936.83, 103,882.11 and 75,616.98 is: 103,444.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,936.83 : 103,882.11 = 75,616.98 : x
  2. Step 2: Convert to fraction form
    75,936.83/103,882.11 = 75,616.98/x
  3. Step 3: Cross multiply
    75,936.83x = 103,882.11 × 75,616.98
  4. Step 4: Simplify right side
    75,936.83x = 7,855,250,761.11
  5. Step 5: Solve for x
    x = 7,855,250,761.11/75,936.83
  6. Step 6: Final answer
    x = 103,444.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.