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Finding the Fourth Proportional to 19,606.16, 29,414.20 and 8,510.16

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Solution

The fourth proportional to 19,606.16, 29,414.20 and 8,510.16 is: 12,767.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,606.16 : 29,414.20 = 8,510.16 : x
  2. Step 2: Convert to fraction form
    19,606.16/29,414.20 = 8,510.16/x
  3. Step 3: Cross multiply
    19,606.16x = 29,414.20 × 8,510.16
  4. Step 4: Simplify right side
    19,606.16x = 250,319,548.27
  5. Step 5: Solve for x
    x = 250,319,548.27/19,606.16
  6. Step 6: Final answer
    x = 12,767.39

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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.