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Finding the Fourth Proportional to 61,665.98, 92,488.53 and 17,282.51

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Solution

The fourth proportional to 61,665.98, 92,488.53 and 17,282.51 is: 25,920.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,665.98 : 92,488.53 = 17,282.51 : x
  2. Step 2: Convert to fraction form
    61,665.98/92,488.53 = 17,282.51/x
  3. Step 3: Cross multiply
    61,665.98x = 92,488.53 × 17,282.51
  4. Step 4: Simplify right side
    61,665.98x = 1,598,434,175.83
  5. Step 5: Solve for x
    x = 1,598,434,175.83/61,665.98
  6. Step 6: Final answer
    x = 25,920.84

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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.