Home / 48,197.80-72,293.10-20,110.60

Finding the Fourth Proportional to 48,197.80, 72,293.10 and 20,110.60

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Solution

The fourth proportional to 48,197.80, 72,293.10 and 20,110.60 is: 30,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,197.80 : 72,293.10 = 20,110.60 : x
  2. Step 2: Convert to fraction form
    48,197.80/72,293.10 = 20,110.60/x
  3. Step 3: Cross multiply
    48,197.80x = 72,293.10 × 20,110.60
  4. Step 4: Simplify right side
    48,197.80x = 1,453,857,616.86
  5. Step 5: Solve for x
    x = 1,453,857,616.86/48,197.80
  6. Step 6: Final answer
    x = 30,164.40

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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.