Home / 113,823.73-157,046.20-73,522.81

Finding the Fourth Proportional to 113,823.73, 157,046.20 and 73,522.81

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Solution

The fourth proportional to 113,823.73, 157,046.20 and 73,522.81 is: 101,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,823.73 : 157,046.20 = 73,522.81 : x
  2. Step 2: Convert to fraction form
    113,823.73/157,046.20 = 73,522.81/x
  3. Step 3: Cross multiply
    113,823.73x = 157,046.20 × 73,522.81
  4. Step 4: Simplify right side
    113,823.73x = 11,546,477,923.82
  5. Step 5: Solve for x
    x = 11,546,477,923.82/113,823.73
  6. Step 6: Final answer
    x = 101,441.75

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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.