Home / 48,261.80-72,373.26-20,163.44

Finding the Fourth Proportional to 48,261.80, 72,373.26 and 20,163.44

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Solution

The fourth proportional to 48,261.80, 72,373.26 and 20,163.44 is: 30,237.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,261.80 : 72,373.26 = 20,163.44 : x
  2. Step 2: Convert to fraction form
    48,261.80/72,373.26 = 20,163.44/x
  3. Step 3: Cross multiply
    48,261.80x = 72,373.26 × 20,163.44
  4. Step 4: Simplify right side
    48,261.80x = 1,459,293,885.61
  5. Step 5: Solve for x
    x = 1,459,293,885.61/48,261.80
  6. Step 6: Final answer
    x = 30,237.04

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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.