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Finding the Fourth Proportional to 16,700.76, 25,043.04 and 6,313.32

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Solution

The fourth proportional to 16,700.76, 25,043.04 and 6,313.32 is: 9,466.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,700.76 : 25,043.04 = 6,313.32 : x
  2. Step 2: Convert to fraction form
    16,700.76/25,043.04 = 6,313.32/x
  3. Step 3: Cross multiply
    16,700.76x = 25,043.04 × 6,313.32
  4. Step 4: Simplify right side
    16,700.76x = 158,104,725.29
  5. Step 5: Solve for x
    x = 158,104,725.29/16,700.76
  6. Step 6: Final answer
    x = 9,466.92

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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.