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Finding the Fourth Proportional to 61,454.62, 92,186.98 and 17,081.40

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Solution

The fourth proportional to 61,454.62, 92,186.98 and 17,081.40 is: 25,623.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,454.62 : 92,186.98 = 17,081.40 : x
  2. Step 2: Convert to fraction form
    61,454.62/92,186.98 = 17,081.40/x
  3. Step 3: Cross multiply
    61,454.62x = 92,186.98 × 17,081.40
  4. Step 4: Simplify right side
    61,454.62x = 1,574,682,680.17
  5. Step 5: Solve for x
    x = 1,574,682,680.17/61,454.62
  6. Step 6: Final answer
    x = 25,623.50

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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.