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Finding the Fourth Proportional to 16,377.84, 22,601.48 and 8,925.84

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Solution

The fourth proportional to 16,377.84, 22,601.48 and 8,925.84 is: 12,317.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,377.84 : 22,601.48 = 8,925.84 : x
  2. Step 2: Convert to fraction form
    16,377.84/22,601.48 = 8,925.84/x
  3. Step 3: Cross multiply
    16,377.84x = 22,601.48 × 8,925.84
  4. Step 4: Simplify right side
    16,377.84x = 201,737,194.24
  5. Step 5: Solve for x
    x = 201,737,194.24/16,377.84
  6. Step 6: Final answer
    x = 12,317.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.