Home / 136,987.36-205,524.96-58,167.92

Finding the Fourth Proportional to 136,987.36, 205,524.96 and 58,167.92

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Solution

The fourth proportional to 136,987.36, 205,524.96 and 58,167.92 is: 87,270.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,987.36 : 205,524.96 = 58,167.92 : x
  2. Step 2: Convert to fraction form
    136,987.36/205,524.96 = 58,167.92/x
  3. Step 3: Cross multiply
    136,987.36x = 205,524.96 × 58,167.92
  4. Step 4: Simplify right side
    136,987.36x = 11,954,959,431.28
  5. Step 5: Solve for x
    x = 11,954,959,431.28/136,987.36
  6. Step 6: Final answer
    x = 87,270.53

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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.