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Finding the Fourth Proportional to 16,672.77, 25,022.28 and 7,319.24

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Solution

The fourth proportional to 16,672.77, 25,022.28 and 7,319.24 is: 10,984.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.77 : 25,022.28 = 7,319.24 : x
  2. Step 2: Convert to fraction form
    16,672.77/25,022.28 = 7,319.24/x
  3. Step 3: Cross multiply
    16,672.77x = 25,022.28 × 7,319.24
  4. Step 4: Simplify right side
    16,672.77x = 183,144,153.52
  5. Step 5: Solve for x
    x = 183,144,153.52/16,672.77
  6. Step 6: Final answer
    x = 10,984.63

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1.5x scale

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.