Home / 40,226.40-60,346.80-16,855.20

Finding the Fourth Proportional to 40,226.40, 60,346.80 and 16,855.20

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Solution

The fourth proportional to 40,226.40, 60,346.80 and 16,855.20 is: 25,285.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,226.40 : 60,346.80 = 16,855.20 : x
  2. Step 2: Convert to fraction form
    40,226.40/60,346.80 = 16,855.20/x
  3. Step 3: Cross multiply
    40,226.40x = 60,346.80 × 16,855.20
  4. Step 4: Simplify right side
    40,226.40x = 1,017,157,383.36
  5. Step 5: Solve for x
    x = 1,017,157,383.36/40,226.40
  6. Step 6: Final answer
    x = 25,285.82

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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.