Home / 114,701.11-158,251.82-66,285.41

Finding the Fourth Proportional to 114,701.11, 158,251.82 and 66,285.41

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Solution

The fourth proportional to 114,701.11, 158,251.82 and 66,285.41 is: 91,453.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,701.11 : 158,251.82 = 66,285.41 : x
  2. Step 2: Convert to fraction form
    114,701.11/158,251.82 = 66,285.41/x
  3. Step 3: Cross multiply
    114,701.11x = 158,251.82 × 66,285.41
  4. Step 4: Simplify right side
    114,701.11x = 10,489,785,649.26
  5. Step 5: Solve for x
    x = 10,489,785,649.26/114,701.11
  6. Step 6: Final answer
    x = 91,453.22

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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.