Home / 75,747.44-104,519.28-45,525.56

Finding the Fourth Proportional to 75,747.44, 104,519.28 and 45,525.56

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Solution

The fourth proportional to 75,747.44, 104,519.28 and 45,525.56 is: 62,817.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,747.44 : 104,519.28 = 45,525.56 : x
  2. Step 2: Convert to fraction form
    75,747.44/104,519.28 = 45,525.56/x
  3. Step 3: Cross multiply
    75,747.44x = 104,519.28 × 45,525.56
  4. Step 4: Simplify right side
    75,747.44x = 4,758,298,752.80
  5. Step 5: Solve for x
    x = 4,758,298,752.80/75,747.44
  6. Step 6: Final answer
    x = 62,817.95

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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.