Home / 54,961.73-75,847.18-31,087.88

Finding the Fourth Proportional to 54,961.73, 75,847.18 and 31,087.88

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Solution

The fourth proportional to 54,961.73, 75,847.18 and 31,087.88 is: 42,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,961.73 : 75,847.18 = 31,087.88 : x
  2. Step 2: Convert to fraction form
    54,961.73/75,847.18 = 31,087.88/x
  3. Step 3: Cross multiply
    54,961.73x = 75,847.18 × 31,087.88
  4. Step 4: Simplify right side
    54,961.73x = 2,357,927,874.74
  5. Step 5: Solve for x
    x = 2,357,927,874.74/54,961.73
  6. Step 6: Final answer
    x = 42,901.27

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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.