Home / 54,964.19-75,921.77-40,653.11

Finding the Fourth Proportional to 54,964.19, 75,921.77 and 40,653.11

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Solution

The fourth proportional to 54,964.19, 75,921.77 and 40,653.11 is: 56,153.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,964.19 : 75,921.77 = 40,653.11 : x
  2. Step 2: Convert to fraction form
    54,964.19/75,921.77 = 40,653.11/x
  3. Step 3: Cross multiply
    54,964.19x = 75,921.77 × 40,653.11
  4. Step 4: Simplify right side
    54,964.19x = 3,086,456,358.64
  5. Step 5: Solve for x
    x = 3,086,456,358.64/54,964.19
  6. Step 6: Final answer
    x = 56,153.95

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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.