Home / 167,490.90-231,134.76-92,037.78

Finding the Fourth Proportional to 167,490.90, 231,134.76 and 92,037.78

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Solution

The fourth proportional to 167,490.90, 231,134.76 and 92,037.78 is: 127,010.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,490.90 : 231,134.76 = 92,037.78 : x
  2. Step 2: Convert to fraction form
    167,490.90/231,134.76 = 92,037.78/x
  3. Step 3: Cross multiply
    167,490.90x = 231,134.76 × 92,037.78
  4. Step 4: Simplify right side
    167,490.90x = 21,273,130,191.23
  5. Step 5: Solve for x
    x = 21,273,130,191.23/167,490.90
  6. Step 6: Final answer
    x = 127,010.66

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1.5x scale

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.