Home / 43,661-60,261.90-27,742.34

Finding the Fourth Proportional to 43,661, 60,261.90 and 27,742.34

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Solution

The fourth proportional to 43,661, 60,261.90 and 27,742.34 is: 38,290.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,661 : 60,261.90 = 27,742.34 : x
  2. Step 2: Convert to fraction form
    43,661/60,261.90 = 27,742.34/x
  3. Step 3: Cross multiply
    43,661x = 60,261.90 × 27,742.34
  4. Step 4: Simplify right side
    43,661x = 1,671,806,118.85
  5. Step 5: Solve for x
    x = 1,671,806,118.85/43,661
  6. Step 6: Final answer
    x = 38,290.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.