Home / 43,918.85-65,841.36-35,578.19

Finding the Fourth Proportional to 43,918.85, 65,841.36 and 35,578.19

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Solution

The fourth proportional to 43,918.85, 65,841.36 and 35,578.19 is: 53,337.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,918.85 : 65,841.36 = 35,578.19 : x
  2. Step 2: Convert to fraction form
    43,918.85/65,841.36 = 35,578.19/x
  3. Step 3: Cross multiply
    43,918.85x = 65,841.36 × 35,578.19
  4. Step 4: Simplify right side
    43,918.85x = 2,342,516,415.94
  5. Step 5: Solve for x
    x = 2,342,516,415.94/43,918.85
  6. Step 6: Final answer
    x = 53,337.38

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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.