Home / 40,825.26-61,230.60-25,990.11

Finding the Fourth Proportional to 40,825.26, 61,230.60 and 25,990.11

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Solution

The fourth proportional to 40,825.26, 61,230.60 and 25,990.11 is: 38,980.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825.26 : 61,230.60 = 25,990.11 : x
  2. Step 2: Convert to fraction form
    40,825.26/61,230.60 = 25,990.11/x
  3. Step 3: Cross multiply
    40,825.26x = 61,230.60 × 25,990.11
  4. Step 4: Simplify right side
    40,825.26x = 1,591,390,029.37
  5. Step 5: Solve for x
    x = 1,591,390,029.37/40,825.26
  6. Step 6: Final answer
    x = 38,980.52

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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.