Home / 166,822.12-230,214.72-91,369

Finding the Fourth Proportional to 166,822.12, 230,214.72 and 91,369

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Solution

The fourth proportional to 166,822.12, 230,214.72 and 91,369 is: 126,089.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,822.12 : 230,214.72 = 91,369 : x
  2. Step 2: Convert to fraction form
    166,822.12/230,214.72 = 91,369/x
  3. Step 3: Cross multiply
    166,822.12x = 230,214.72 × 91,369
  4. Step 4: Simplify right side
    166,822.12x = 21,034,488,751.68
  5. Step 5: Solve for x
    x = 21,034,488,751.68/166,822.12
  6. Step 6: Final answer
    x = 126,089.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.