Home / 74,081.66-111,126.06-24,161.66

Finding the Fourth Proportional to 74,081.66, 111,126.06 and 24,161.66

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Solution

The fourth proportional to 74,081.66, 111,126.06 and 24,161.66 is: 36,243.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,081.66 : 111,126.06 = 24,161.66 : x
  2. Step 2: Convert to fraction form
    74,081.66/111,126.06 = 24,161.66/x
  3. Step 3: Cross multiply
    74,081.66x = 111,126.06 × 24,161.66
  4. Step 4: Simplify right side
    74,081.66x = 2,684,989,939.95
  5. Step 5: Solve for x
    x = 2,684,989,939.95/74,081.66
  6. Step 6: Final answer
    x = 36,243.65

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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.