Home / 40,910.20-61,326.90-32,020.60

Finding the Fourth Proportional to 40,910.20, 61,326.90 and 32,020.60

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Solution

The fourth proportional to 40,910.20, 61,326.90 and 32,020.60 is: 48,000.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,910.20 : 61,326.90 = 32,020.60 : x
  2. Step 2: Convert to fraction form
    40,910.20/61,326.90 = 32,020.60/x
  3. Step 3: Cross multiply
    40,910.20x = 61,326.90 × 32,020.60
  4. Step 4: Simplify right side
    40,910.20x = 1,963,724,134.14
  5. Step 5: Solve for x
    x = 1,963,724,134.14/40,910.20
  6. Step 6: Final answer
    x = 48,000.84

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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.