Home / 110,427.42-152,394.03-62,682.78

Finding the Fourth Proportional to 110,427.42, 152,394.03 and 62,682.78

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Solution

The fourth proportional to 110,427.42, 152,394.03 and 62,682.78 is: 86,504.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,427.42 : 152,394.03 = 62,682.78 : x
  2. Step 2: Convert to fraction form
    110,427.42/152,394.03 = 62,682.78/x
  3. Step 3: Cross multiply
    110,427.42x = 152,394.03 × 62,682.78
  4. Step 4: Simplify right side
    110,427.42x = 9,552,481,455.80
  5. Step 5: Solve for x
    x = 9,552,481,455.80/110,427.42
  6. Step 6: Final answer
    x = 86,504.62

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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.