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Finding the Fourth Proportional to 67,953.86, 101,922.87 and 18,037.84

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Solution

The fourth proportional to 67,953.86, 101,922.87 and 18,037.84 is: 27,054.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,953.86 : 101,922.87 = 18,037.84 : x
  2. Step 2: Convert to fraction form
    67,953.86/101,922.87 = 18,037.84/x
  3. Step 3: Cross multiply
    67,953.86x = 101,922.87 × 18,037.84
  4. Step 4: Simplify right side
    67,953.86x = 1,838,468,166.59
  5. Step 5: Solve for x
    x = 1,838,468,166.59/67,953.86
  6. Step 6: Final answer
    x = 27,054.65

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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.