Home / 41,420.08-62,085.43-20,335.60

Finding the Fourth Proportional to 41,420.08, 62,085.43 and 20,335.60

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Solution

The fourth proportional to 41,420.08, 62,085.43 and 20,335.60 is: 30,481.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,420.08 : 62,085.43 = 20,335.60 : x
  2. Step 2: Convert to fraction form
    41,420.08/62,085.43 = 20,335.60/x
  3. Step 3: Cross multiply
    41,420.08x = 62,085.43 × 20,335.60
  4. Step 4: Simplify right side
    41,420.08x = 1,262,544,470.31
  5. Step 5: Solve for x
    x = 1,262,544,470.31/41,420.08
  6. Step 6: Final answer
    x = 30,481.46

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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.