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Finding the Fourth Proportional to 16,908.88, 25,360.32 and 4,594

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Solution

The fourth proportional to 16,908.88, 25,360.32 and 4,594 is: 6,890.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,908.88 : 25,360.32 = 4,594 : x
  2. Step 2: Convert to fraction form
    16,908.88/25,360.32 = 4,594/x
  3. Step 3: Cross multiply
    16,908.88x = 25,360.32 × 4,594
  4. Step 4: Simplify right side
    16,908.88x = 116,505,310.08
  5. Step 5: Solve for x
    x = 116,505,310.08/16,908.88
  6. Step 6: Final answer
    x = 6,890.18

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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.