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Finding the Fourth Proportional to 61,894.82, 92,828.25 and 17,509.65

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Solution

The fourth proportional to 61,894.82, 92,828.25 and 17,509.65 is: 26,260.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,894.82 : 92,828.25 = 17,509.65 : x
  2. Step 2: Convert to fraction form
    61,894.82/92,828.25 = 17,509.65/x
  3. Step 3: Cross multiply
    61,894.82x = 92,828.25 × 17,509.65
  4. Step 4: Simplify right side
    61,894.82x = 1,625,390,167.61
  5. Step 5: Solve for x
    x = 1,625,390,167.61/61,894.82
  6. Step 6: Final answer
    x = 26,260.52

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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.