Home / 124,422.30-186,633.45-73,902.60

Finding the Fourth Proportional to 124,422.30, 186,633.45 and 73,902.60

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Solution

The fourth proportional to 124,422.30, 186,633.45 and 73,902.60 is: 110,853.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,422.30 : 186,633.45 = 73,902.60 : x
  2. Step 2: Convert to fraction form
    124,422.30/186,633.45 = 73,902.60/x
  3. Step 3: Cross multiply
    124,422.30x = 186,633.45 × 73,902.60
  4. Step 4: Simplify right side
    124,422.30x = 13,792,697,201.97
  5. Step 5: Solve for x
    x = 13,792,697,201.97/124,422.30
  6. Step 6: Final answer
    x = 110,853.90

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