Home / 74,366.66-111,622.90-54,589.16

Finding the Fourth Proportional to 74,366.66, 111,622.90 and 54,589.16

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Solution

The fourth proportional to 74,366.66, 111,622.90 and 54,589.16 is: 81,937.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,366.66 : 111,622.90 = 54,589.16 : x
  2. Step 2: Convert to fraction form
    74,366.66/111,622.90 = 54,589.16/x
  3. Step 3: Cross multiply
    74,366.66x = 111,622.90 × 54,589.16
  4. Step 4: Simplify right side
    74,366.66x = 6,093,400,347.76
  5. Step 5: Solve for x
    x = 6,093,400,347.76/74,366.66
  6. Step 6: Final answer
    x = 81,937.26

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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.