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Finding the Fourth Proportional to 32,700.84, 49,051.38 and 8,076.84

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Solution

The fourth proportional to 32,700.84, 49,051.38 and 8,076.84 is: 12,115.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,700.84 : 49,051.38 = 8,076.84 : x
  2. Step 2: Convert to fraction form
    32,700.84/49,051.38 = 8,076.84/x
  3. Step 3: Cross multiply
    32,700.84x = 49,051.38 × 8,076.84
  4. Step 4: Simplify right side
    32,700.84x = 396,180,148.04
  5. Step 5: Solve for x
    x = 396,180,148.04/32,700.84
  6. Step 6: Final answer
    x = 12,115.29

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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.