Home / 166,294.29-229,486.08-89,813.43

Finding the Fourth Proportional to 166,294.29, 229,486.08 and 89,813.43

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Solution

The fourth proportional to 166,294.29, 229,486.08 and 89,813.43 is: 123,942.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,294.29 : 229,486.08 = 89,813.43 : x
  2. Step 2: Convert to fraction form
    166,294.29/229,486.08 = 89,813.43/x
  3. Step 3: Cross multiply
    166,294.29x = 229,486.08 × 89,813.43
  4. Step 4: Simplify right side
    166,294.29x = 20,610,931,982.05
  5. Step 5: Solve for x
    x = 20,610,931,982.05/166,294.29
  6. Step 6: Final answer
    x = 123,942.51

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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.