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Finding the Fourth Proportional to 16,548.08, 22,827.20 and 10,487.20

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Solution

The fourth proportional to 16,548.08, 22,827.20 and 10,487.20 is: 14,466.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,548.08 : 22,827.20 = 10,487.20 : x
  2. Step 2: Convert to fraction form
    16,548.08/22,827.20 = 10,487.20/x
  3. Step 3: Cross multiply
    16,548.08x = 22,827.20 × 10,487.20
  4. Step 4: Simplify right side
    16,548.08x = 239,393,411.84
  5. Step 5: Solve for x
    x = 239,393,411.84/16,548.08
  6. Step 6: Final answer
    x = 14,466.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.