Home / 106,327.29-146,701.22-63,270.80

Finding the Fourth Proportional to 106,327.29, 146,701.22 and 63,270.80

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Solution

The fourth proportional to 106,327.29, 146,701.22 and 63,270.80 is: 87,295.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,327.29 : 146,701.22 = 63,270.80 : x
  2. Step 2: Convert to fraction form
    106,327.29/146,701.22 = 63,270.80/x
  3. Step 3: Cross multiply
    106,327.29x = 146,701.22 × 63,270.80
  4. Step 4: Simplify right side
    106,327.29x = 9,281,902,500.52
  5. Step 5: Solve for x
    x = 9,281,902,500.52/106,327.29
  6. Step 6: Final answer
    x = 87,295.58

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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.