Home / 40,989.16-61,404.90-25,147.96

Finding the Fourth Proportional to 40,989.16, 61,404.90 and 25,147.96

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Solution

The fourth proportional to 40,989.16, 61,404.90 and 25,147.96 is: 37,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,989.16 : 61,404.90 = 25,147.96 : x
  2. Step 2: Convert to fraction form
    40,989.16/61,404.90 = 25,147.96/x
  3. Step 3: Cross multiply
    40,989.16x = 61,404.90 × 25,147.96
  4. Step 4: Simplify right side
    40,989.16x = 1,544,207,969.00
  5. Step 5: Solve for x
    x = 1,544,207,969.00/40,989.16
  6. Step 6: Final answer
    x = 37,673.57

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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.