Home / 73,102.50-109,667.43-23,169.19

Finding the Fourth Proportional to 73,102.50, 109,667.43 and 23,169.19

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Solution

The fourth proportional to 73,102.50, 109,667.43 and 23,169.19 is: 34,758.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,102.50 : 109,667.43 = 23,169.19 : x
  2. Step 2: Convert to fraction form
    73,102.50/109,667.43 = 23,169.19/x
  3. Step 3: Cross multiply
    73,102.50x = 109,667.43 × 23,169.19
  4. Step 4: Simplify right side
    73,102.50x = 2,540,905,522.48
  5. Step 5: Solve for x
    x = 2,540,905,522.48/73,102.50
  6. Step 6: Final answer
    x = 34,758.12

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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.