Home / 166,207.02-229,366.53-90,755.52

Finding the Fourth Proportional to 166,207.02, 229,366.53 and 90,755.52

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Solution

The fourth proportional to 166,207.02, 229,366.53 and 90,755.52 is: 125,243.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,207.02 : 229,366.53 = 90,755.52 : x
  2. Step 2: Convert to fraction form
    166,207.02/229,366.53 = 90,755.52/x
  3. Step 3: Cross multiply
    166,207.02x = 229,366.53 × 90,755.52
  4. Step 4: Simplify right side
    166,207.02x = 20,816,278,700.75
  5. Step 5: Solve for x
    x = 20,816,278,700.75/166,207.02
  6. Step 6: Final answer
    x = 125,243.08

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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.