Home / 68,031.35-93,884.38-37,405.73

Finding the Fourth Proportional to 68,031.35, 93,884.38 and 37,405.73

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Solution

The fourth proportional to 68,031.35, 93,884.38 and 37,405.73 is: 51,620.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,031.35 : 93,884.38 = 37,405.73 : x
  2. Step 2: Convert to fraction form
    68,031.35/93,884.38 = 37,405.73/x
  3. Step 3: Cross multiply
    68,031.35x = 93,884.38 × 37,405.73
  4. Step 4: Simplify right side
    68,031.35x = 3,511,813,769.50
  5. Step 5: Solve for x
    x = 3,511,813,769.50/68,031.35
  6. Step 6: Final answer
    x = 51,620.53

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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.