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Finding the Fourth Proportional to 16,567.80, 24,851.70 and 15,911.70

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Solution

The fourth proportional to 16,567.80, 24,851.70 and 15,911.70 is: 23,867.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,567.80 : 24,851.70 = 15,911.70 : x
  2. Step 2: Convert to fraction form
    16,567.80/24,851.70 = 15,911.70/x
  3. Step 3: Cross multiply
    16,567.80x = 24,851.70 × 15,911.70
  4. Step 4: Simplify right side
    16,567.80x = 395,432,794.89
  5. Step 5: Solve for x
    x = 395,432,794.89/16,567.80
  6. Step 6: Final answer
    x = 23,867.55

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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.