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Finding the Fourth Proportional to 13,592.59, 20,392.53 and 10,829.68

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Solution

The fourth proportional to 13,592.59, 20,392.53 and 10,829.68 is: 16,247.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.59 : 20,392.53 = 10,829.68 : x
  2. Step 2: Convert to fraction form
    13,592.59/20,392.53 = 10,829.68/x
  3. Step 3: Cross multiply
    13,592.59x = 20,392.53 × 10,829.68
  4. Step 4: Simplify right side
    13,592.59x = 220,844,574.29
  5. Step 5: Solve for x
    x = 220,844,574.29/13,592.59
  6. Step 6: Final answer
    x = 16,247.42

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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.