Home / 42,209.96-63,269.37-27,429.48

Finding the Fourth Proportional to 42,209.96, 63,269.37 and 27,429.48

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Solution

The fourth proportional to 42,209.96, 63,269.37 and 27,429.48 is: 41,114.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,209.96 : 63,269.37 = 27,429.48 : x
  2. Step 2: Convert to fraction form
    42,209.96/63,269.37 = 27,429.48/x
  3. Step 3: Cross multiply
    42,209.96x = 63,269.37 × 27,429.48
  4. Step 4: Simplify right side
    42,209.96x = 1,735,445,919.03
  5. Step 5: Solve for x
    x = 1,735,445,919.03/42,209.96
  6. Step 6: Final answer
    x = 41,114.61

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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.