Home / 62,787.06-94,170.24-20,667.69

Finding the Fourth Proportional to 62,787.06, 94,170.24 and 20,667.69

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Solution

The fourth proportional to 62,787.06, 94,170.24 and 20,667.69 is: 30,998.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,787.06 : 94,170.24 = 20,667.69 : x
  2. Step 2: Convert to fraction form
    62,787.06/94,170.24 = 20,667.69/x
  3. Step 3: Cross multiply
    62,787.06x = 94,170.24 × 20,667.69
  4. Step 4: Simplify right side
    62,787.06x = 1,946,281,327.55
  5. Step 5: Solve for x
    x = 1,946,281,327.55/62,787.06
  6. Step 6: Final answer
    x = 30,998.13

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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.