Home / 48,344.55-72,520.32-20,236.33

Finding the Fourth Proportional to 48,344.55, 72,520.32 and 20,236.33

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Solution

The fourth proportional to 48,344.55, 72,520.32 and 20,236.33 is: 30,355.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,344.55 : 72,520.32 = 20,236.33 : x
  2. Step 2: Convert to fraction form
    48,344.55/72,520.32 = 20,236.33/x
  3. Step 3: Cross multiply
    48,344.55x = 72,520.32 × 20,236.33
  4. Step 4: Simplify right side
    48,344.55x = 1,467,545,127.23
  5. Step 5: Solve for x
    x = 1,467,545,127.23/48,344.55
  6. Step 6: Final answer
    x = 30,355.96

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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.