Home / 110,729.88-152,815.44-62,998.60

Finding the Fourth Proportional to 110,729.88, 152,815.44 and 62,998.60

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Solution

The fourth proportional to 110,729.88, 152,815.44 and 62,998.60 is: 86,942.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,729.88 : 152,815.44 = 62,998.60 : x
  2. Step 2: Convert to fraction form
    110,729.88/152,815.44 = 62,998.60/x
  3. Step 3: Cross multiply
    110,729.88x = 152,815.44 × 62,998.60
  4. Step 4: Simplify right side
    110,729.88x = 9,627,158,778.38
  5. Step 5: Solve for x
    x = 9,627,158,778.38/110,729.88
  6. Step 6: Final answer
    x = 86,942.74

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1.5x scale

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.