Home / 167,151.12-230,702.49-113,453.43

Finding the Fourth Proportional to 167,151.12, 230,702.49 and 113,453.43

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Solution

The fourth proportional to 167,151.12, 230,702.49 and 113,453.43 is: 156,588.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,151.12 : 230,702.49 = 113,453.43 : x
  2. Step 2: Convert to fraction form
    167,151.12/230,702.49 = 113,453.43/x
  3. Step 3: Cross multiply
    167,151.12x = 230,702.49 × 113,453.43
  4. Step 4: Simplify right side
    167,151.12x = 26,173,988,800.04
  5. Step 5: Solve for x
    x = 26,173,988,800.04/167,151.12
  6. Step 6: Final answer
    x = 156,588.77

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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.