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Finding the Fourth Proportional to 16,509.13, 24,706.24 and 15,549.55

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Solution

The fourth proportional to 16,509.13, 24,706.24 and 15,549.55 is: 23,270.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,509.13 : 24,706.24 = 15,549.55 : x
  2. Step 2: Convert to fraction form
    16,509.13/24,706.24 = 15,549.55/x
  3. Step 3: Cross multiply
    16,509.13x = 24,706.24 × 15,549.55
  4. Step 4: Simplify right side
    16,509.13x = 384,170,914.19
  5. Step 5: Solve for x
    x = 384,170,914.19/16,509.13
  6. Step 6: Final answer
    x = 23,270.21

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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.