Home / 48,084.21-72,126.30-20,003.73

Finding the Fourth Proportional to 48,084.21, 72,126.30 and 20,003.73

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Solution

The fourth proportional to 48,084.21, 72,126.30 and 20,003.73 is: 30,005.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,084.21 : 72,126.30 = 20,003.73 : x
  2. Step 2: Convert to fraction form
    48,084.21/72,126.30 = 20,003.73/x
  3. Step 3: Cross multiply
    48,084.21x = 72,126.30 × 20,003.73
  4. Step 4: Simplify right side
    48,084.21x = 1,442,795,031.10
  5. Step 5: Solve for x
    x = 1,442,795,031.10/48,084.21
  6. Step 6: Final answer
    x = 30,005.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.