Home / 166,072.32-229,102.05-98,042.95

Finding the Fourth Proportional to 166,072.32, 229,102.05 and 98,042.95

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Solution

The fourth proportional to 166,072.32, 229,102.05 and 98,042.95 is: 135,253.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,072.32 : 229,102.05 = 98,042.95 : x
  2. Step 2: Convert to fraction form
    166,072.32/229,102.05 = 98,042.95/x
  3. Step 3: Cross multiply
    166,072.32x = 229,102.05 × 98,042.95
  4. Step 4: Simplify right side
    166,072.32x = 22,461,841,487.09
  5. Step 5: Solve for x
    x = 22,461,841,487.09/166,072.32
  6. Step 6: Final answer
    x = 135,253.37

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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.