Home / 62,396.89-86,106.43-34,102.78

Finding the Fourth Proportional to 62,396.89, 86,106.43 and 34,102.78

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Solution

The fourth proportional to 62,396.89, 86,106.43 and 34,102.78 is: 47,061.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,396.89 : 86,106.43 = 34,102.78 : x
  2. Step 2: Convert to fraction form
    62,396.89/86,106.43 = 34,102.78/x
  3. Step 3: Cross multiply
    62,396.89x = 86,106.43 × 34,102.78
  4. Step 4: Simplify right side
    62,396.89x = 2,936,468,638.88
  5. Step 5: Solve for x
    x = 2,936,468,638.88/62,396.89
  6. Step 6: Final answer
    x = 47,061.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.