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Finding the Fourth Proportional to 32,001.52, 47,995.02 and 8,629.84

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Solution

The fourth proportional to 32,001.52, 47,995.02 and 8,629.84 is: 12,942.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,001.52 : 47,995.02 = 8,629.84 : x
  2. Step 2: Convert to fraction form
    32,001.52/47,995.02 = 8,629.84/x
  3. Step 3: Cross multiply
    32,001.52x = 47,995.02 × 8,629.84
  4. Step 4: Simplify right side
    32,001.52x = 414,189,343.40
  5. Step 5: Solve for x
    x = 414,189,343.40/32,001.52
  6. Step 6: Final answer
    x = 12,942.80

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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.