Home / 166,670.16-229,995.96-91,204.08

Finding the Fourth Proportional to 166,670.16, 229,995.96 and 91,204.08

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Solution

The fourth proportional to 166,670.16, 229,995.96 and 91,204.08 is: 125,856.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,670.16 : 229,995.96 = 91,204.08 : x
  2. Step 2: Convert to fraction form
    166,670.16/229,995.96 = 91,204.08/x
  3. Step 3: Cross multiply
    166,670.16x = 229,995.96 × 91,204.08
  4. Step 4: Simplify right side
    166,670.16x = 20,976,569,935.52
  5. Step 5: Solve for x
    x = 20,976,569,935.52/166,670.16
  6. Step 6: Final answer
    x = 125,856.78

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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.