Home / 167,668.08-231,751.80-147,372.72

Finding the Fourth Proportional to 167,668.08, 231,751.80 and 147,372.72

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Solution

The fourth proportional to 167,668.08, 231,751.80 and 147,372.72 is: 203,699.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,668.08 : 231,751.80 = 147,372.72 : x
  2. Step 2: Convert to fraction form
    167,668.08/231,751.80 = 147,372.72/x
  3. Step 3: Cross multiply
    167,668.08x = 231,751.80 × 147,372.72
  4. Step 4: Simplify right side
    167,668.08x = 34,153,893,130.90
  5. Step 5: Solve for x
    x = 34,153,893,130.90/167,668.08
  6. Step 6: Final answer
    x = 203,699.43

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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.