Home / 167,854.70-231,638.88-92,403.20

Finding the Fourth Proportional to 167,854.70, 231,638.88 and 92,403.20

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Solution

The fourth proportional to 167,854.70, 231,638.88 and 92,403.20 is: 127,516.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,854.70 : 231,638.88 = 92,403.20 : x
  2. Step 2: Convert to fraction form
    167,854.70/231,638.88 = 92,403.20/x
  3. Step 3: Cross multiply
    167,854.70x = 231,638.88 × 92,403.20
  4. Step 4: Simplify right side
    167,854.70x = 21,404,173,756.42
  5. Step 5: Solve for x
    x = 21,404,173,756.42/167,854.70
  6. Step 6: Final answer
    x = 127,516.08

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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.