Home / 73,521.06-110,278.82-20,930.53

Finding the Fourth Proportional to 73,521.06, 110,278.82 and 20,930.53

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Solution

The fourth proportional to 73,521.06, 110,278.82 and 20,930.53 is: 31,395.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,521.06 : 110,278.82 = 20,930.53 : x
  2. Step 2: Convert to fraction form
    73,521.06/110,278.82 = 20,930.53/x
  3. Step 3: Cross multiply
    73,521.06x = 110,278.82 × 20,930.53
  4. Step 4: Simplify right side
    73,521.06x = 2,308,193,494.33
  5. Step 5: Solve for x
    x = 2,308,193,494.33/73,521.06
  6. Step 6: Final answer
    x = 31,395.00

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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.