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Finding the Fourth Proportional to 17,159.76, 25,732.35 and 5,916.33

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Solution

The fourth proportional to 17,159.76, 25,732.35 and 5,916.33 is: 8,871.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,159.76 : 25,732.35 = 5,916.33 : x
  2. Step 2: Convert to fraction form
    17,159.76/25,732.35 = 5,916.33/x
  3. Step 3: Cross multiply
    17,159.76x = 25,732.35 × 5,916.33
  4. Step 4: Simplify right side
    17,159.76x = 152,240,987.76
  5. Step 5: Solve for x
    x = 152,240,987.76/17,159.76
  6. Step 6: Final answer
    x = 8,871.98

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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.