Home / 113,822.73-157,044.83-73,521.81

Finding the Fourth Proportional to 113,822.73, 157,044.83 and 73,521.81

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Solution

The fourth proportional to 113,822.73, 157,044.83 and 73,521.81 is: 101,440.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,822.73 : 157,044.83 = 73,521.81 : x
  2. Step 2: Convert to fraction form
    113,822.73/157,044.83 = 73,521.81/x
  3. Step 3: Cross multiply
    113,822.73x = 157,044.83 × 73,521.81
  4. Step 4: Simplify right side
    113,822.73x = 11,546,219,785.13
  5. Step 5: Solve for x
    x = 11,546,219,785.13/113,822.73
  6. Step 6: Final answer
    x = 101,440.37

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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.