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Finding the Fourth Proportional to 61,394.30, 92,082.32 and 17,016.42

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Solution

The fourth proportional to 61,394.30, 92,082.32 and 17,016.42 is: 25,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,394.30 : 92,082.32 = 17,016.42 : x
  2. Step 2: Convert to fraction form
    61,394.30/92,082.32 = 17,016.42/x
  3. Step 3: Cross multiply
    61,394.30x = 92,082.32 × 17,016.42
  4. Step 4: Simplify right side
    61,394.30x = 1,566,911,431.69
  5. Step 5: Solve for x
    x = 1,566,911,431.69/61,394.30
  6. Step 6: Final answer
    x = 25,522.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.