Home / 75,687.06-104,443.56-43,850.46

Finding the Fourth Proportional to 75,687.06, 104,443.56 and 43,850.46

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Solution

The fourth proportional to 75,687.06, 104,443.56 and 43,850.46 is: 60,510.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,687.06 : 104,443.56 = 43,850.46 : x
  2. Step 2: Convert to fraction form
    75,687.06/104,443.56 = 43,850.46/x
  3. Step 3: Cross multiply
    75,687.06x = 104,443.56 × 43,850.46
  4. Step 4: Simplify right side
    75,687.06x = 4,579,898,150.04
  5. Step 5: Solve for x
    x = 4,579,898,150.04/75,687.06
  6. Step 6: Final answer
    x = 60,510.98

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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.