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Finding the Fourth Proportional to 16,601.53, 22,909.44 and 9,047.70

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Solution

The fourth proportional to 16,601.53, 22,909.44 and 9,047.70 is: 12,485.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,601.53 : 22,909.44 = 9,047.70 : x
  2. Step 2: Convert to fraction form
    16,601.53/22,909.44 = 9,047.70/x
  3. Step 3: Cross multiply
    16,601.53x = 22,909.44 × 9,047.70
  4. Step 4: Simplify right side
    16,601.53x = 207,277,740.29
  5. Step 5: Solve for x
    x = 207,277,740.29/16,601.53
  6. Step 6: Final answer
    x = 12,485.46

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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.