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Finding the Fourth Proportional to 15,367.74, 23,041.08 and 5,506.80

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Solution

The fourth proportional to 15,367.74, 23,041.08 and 5,506.80 is: 8,256.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,367.74 : 23,041.08 = 5,506.80 : x
  2. Step 2: Convert to fraction form
    15,367.74/23,041.08 = 5,506.80/x
  3. Step 3: Cross multiply
    15,367.74x = 23,041.08 × 5,506.80
  4. Step 4: Simplify right side
    15,367.74x = 126,882,619.34
  5. Step 5: Solve for x
    x = 126,882,619.34/15,367.74
  6. Step 6: Final answer
    x = 8,256.43

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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.