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Finding the Fourth Proportional to 16,569.80, 24,854.70 and 15,913.70

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Solution

The fourth proportional to 16,569.80, 24,854.70 and 15,913.70 is: 23,870.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,569.80 : 24,854.70 = 15,913.70 : x
  2. Step 2: Convert to fraction form
    16,569.80/24,854.70 = 15,913.70/x
  3. Step 3: Cross multiply
    16,569.80x = 24,854.70 × 15,913.70
  4. Step 4: Simplify right side
    16,569.80x = 395,530,239.39
  5. Step 5: Solve for x
    x = 395,530,239.39/16,569.80
  6. Step 6: Final answer
    x = 23,870.55

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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.