Home / 40,202.40-60,330.24-16,828.80

Finding the Fourth Proportional to 40,202.40, 60,330.24 and 16,828.80

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Solution

The fourth proportional to 40,202.40, 60,330.24 and 16,828.80 is: 25,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,202.40 : 60,330.24 = 16,828.80 : x
  2. Step 2: Convert to fraction form
    40,202.40/60,330.24 = 16,828.80/x
  3. Step 3: Cross multiply
    40,202.40x = 60,330.24 × 16,828.80
  4. Step 4: Simplify right side
    40,202.40x = 1,015,285,542.91
  5. Step 5: Solve for x
    x = 1,015,285,542.91/40,202.40
  6. Step 6: Final answer
    x = 25,254.35

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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.