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Finding the Fourth Proportional to 14,548.65, 21,832.08 and 6,649.92

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Solution

The fourth proportional to 14,548.65, 21,832.08 and 6,649.92 is: 9,979.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.65 : 21,832.08 = 6,649.92 : x
  2. Step 2: Convert to fraction form
    14,548.65/21,832.08 = 6,649.92/x
  3. Step 3: Cross multiply
    14,548.65x = 21,832.08 × 6,649.92
  4. Step 4: Simplify right side
    14,548.65x = 145,181,585.43
  5. Step 5: Solve for x
    x = 145,181,585.43/14,548.65
  6. Step 6: Final answer
    x = 9,979.04

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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.