Home / 53,922.20-80,883.30-48,219.80

Finding the Fourth Proportional to 53,922.20, 80,883.30 and 48,219.80

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Solution

The fourth proportional to 53,922.20, 80,883.30 and 48,219.80 is: 72,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,922.20 : 80,883.30 = 48,219.80 : x
  2. Step 2: Convert to fraction form
    53,922.20/80,883.30 = 48,219.80/x
  3. Step 3: Cross multiply
    53,922.20x = 80,883.30 × 48,219.80
  4. Step 4: Simplify right side
    53,922.20x = 3,900,176,549.34
  5. Step 5: Solve for x
    x = 3,900,176,549.34/53,922.20
  6. Step 6: Final answer
    x = 72,329.70

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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.