Home / 113,092.40-169,444.20-73,629.20

Finding the Fourth Proportional to 113,092.40, 169,444.20 and 73,629.20

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Solution

The fourth proportional to 113,092.40, 169,444.20 and 73,629.20 is: 110,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,092.40 : 169,444.20 = 73,629.20 : x
  2. Step 2: Convert to fraction form
    113,092.40/169,444.20 = 73,629.20/x
  3. Step 3: Cross multiply
    113,092.40x = 169,444.20 × 73,629.20
  4. Step 4: Simplify right side
    113,092.40x = 12,476,040,890.64
  5. Step 5: Solve for x
    x = 12,476,040,890.64/113,092.40
  6. Step 6: Final answer
    x = 110,317.24

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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.