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Finding the Fourth Proportional to 61,698.87, 92,548.35 and 14,951.79

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Solution

The fourth proportional to 61,698.87, 92,548.35 and 14,951.79 is: 22,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,698.87 : 92,548.35 = 14,951.79 : x
  2. Step 2: Convert to fraction form
    61,698.87/92,548.35 = 14,951.79/x
  3. Step 3: Cross multiply
    61,698.87x = 92,548.35 × 14,951.79
  4. Step 4: Simplify right side
    61,698.87x = 1,383,763,494.05
  5. Step 5: Solve for x
    x = 1,383,763,494.05/61,698.87
  6. Step 6: Final answer
    x = 22,427.70

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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.