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Finding the Fourth Proportional to 61,451.30, 92,177.01 and 17,078.06

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Solution

The fourth proportional to 61,451.30, 92,177.01 and 17,078.06 is: 25,617.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,451.30 : 92,177.01 = 17,078.06 : x
  2. Step 2: Convert to fraction form
    61,451.30/92,177.01 = 17,078.06/x
  3. Step 3: Cross multiply
    61,451.30x = 92,177.01 × 17,078.06
  4. Step 4: Simplify right side
    61,451.30x = 1,574,204,507.40
  5. Step 5: Solve for x
    x = 1,574,204,507.40/61,451.30
  6. Step 6: Final answer
    x = 25,617.11

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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.