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Finding the Fourth Proportional to 32,103.79, 48,143.71 and 11,037.87

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Solution

The fourth proportional to 32,103.79, 48,143.71 and 11,037.87 is: 16,552.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,103.79 : 48,143.71 = 11,037.87 : x
  2. Step 2: Convert to fraction form
    32,103.79/48,143.71 = 11,037.87/x
  3. Step 3: Cross multiply
    32,103.79x = 48,143.71 × 11,037.87
  4. Step 4: Simplify right side
    32,103.79x = 531,404,012.30
  5. Step 5: Solve for x
    x = 531,404,012.30/32,103.79
  6. Step 6: Final answer
    x = 16,552.69

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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.