Home / 74,831.31-112,304.07-27,491.27

Finding the Fourth Proportional to 74,831.31, 112,304.07 and 27,491.27

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Solution

The fourth proportional to 74,831.31, 112,304.07 and 27,491.27 is: 41,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,831.31 : 112,304.07 = 27,491.27 : x
  2. Step 2: Convert to fraction form
    74,831.31/112,304.07 = 27,491.27/x
  3. Step 3: Cross multiply
    74,831.31x = 112,304.07 × 27,491.27
  4. Step 4: Simplify right side
    74,831.31x = 3,087,381,052.04
  5. Step 5: Solve for x
    x = 3,087,381,052.04/74,831.31
  6. Step 6: Final answer
    x = 41,257.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.