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Finding the Fourth Proportional to 61,624.72, 92,429.94 and 17,255.02

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Solution

The fourth proportional to 61,624.72, 92,429.94 and 17,255.02 is: 25,880.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,624.72 : 92,429.94 = 17,255.02 : x
  2. Step 2: Convert to fraction form
    61,624.72/92,429.94 = 17,255.02/x
  3. Step 3: Cross multiply
    61,624.72x = 92,429.94 × 17,255.02
  4. Step 4: Simplify right side
    61,624.72x = 1,594,880,463.30
  5. Step 5: Solve for x
    x = 1,594,880,463.30/61,624.72
  6. Step 6: Final answer
    x = 25,880.53

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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.