Home / 167,743.08-231,488.98-92,291.72

Finding the Fourth Proportional to 167,743.08, 231,488.98 and 92,291.72

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Solution

The fourth proportional to 167,743.08, 231,488.98 and 92,291.72 is: 127,364.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,743.08 : 231,488.98 = 92,291.72 : x
  2. Step 2: Convert to fraction form
    167,743.08/231,488.98 = 92,291.72/x
  3. Step 3: Cross multiply
    167,743.08x = 231,488.98 × 92,291.72
  4. Step 4: Simplify right side
    167,743.08x = 21,364,516,125.25
  5. Step 5: Solve for x
    x = 21,364,516,125.25/167,743.08
  6. Step 6: Final answer
    x = 127,364.52

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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.