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Finding the Fourth Proportional to 10,652.64, 14,700.81 and 5,936.92

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Solution

The fourth proportional to 10,652.64, 14,700.81 and 5,936.92 is: 8,193.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652.64 : 14,700.81 = 5,936.92 : x
  2. Step 2: Convert to fraction form
    10,652.64/14,700.81 = 5,936.92/x
  3. Step 3: Cross multiply
    10,652.64x = 14,700.81 × 5,936.92
  4. Step 4: Simplify right side
    10,652.64x = 87,277,518.42
  5. Step 5: Solve for x
    x = 87,277,518.42/10,652.64
  6. Step 6: Final answer
    x = 8,193.04

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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.