Home / 48,230.20-72,345.30-16,640.20

Finding the Fourth Proportional to 48,230.20, 72,345.30 and 16,640.20

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Solution

The fourth proportional to 48,230.20, 72,345.30 and 16,640.20 is: 24,960.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,230.20 : 72,345.30 = 16,640.20 : x
  2. Step 2: Convert to fraction form
    48,230.20/72,345.30 = 16,640.20/x
  3. Step 3: Cross multiply
    48,230.20x = 72,345.30 × 16,640.20
  4. Step 4: Simplify right side
    48,230.20x = 1,203,840,261.06
  5. Step 5: Solve for x
    x = 1,203,840,261.06/48,230.20
  6. Step 6: Final answer
    x = 24,960.30

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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.