Home / 41,877.06-62,807.23-20,520.60

Finding the Fourth Proportional to 41,877.06, 62,807.23 and 20,520.60

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Solution

The fourth proportional to 41,877.06, 62,807.23 and 20,520.60 is: 30,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,877.06 : 62,807.23 = 20,520.60 : x
  2. Step 2: Convert to fraction form
    41,877.06/62,807.23 = 20,520.60/x
  3. Step 3: Cross multiply
    41,877.06x = 62,807.23 × 20,520.60
  4. Step 4: Simplify right side
    41,877.06x = 1,288,842,043.94
  5. Step 5: Solve for x
    x = 1,288,842,043.94/41,877.06
  6. Step 6: Final answer
    x = 30,776.80

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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.