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Finding the Fourth Proportional to 114,037.80, 171,093.15 and 39,205.95

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Solution

The fourth proportional to 114,037.80, 171,093.15 and 39,205.95 is: 58,821.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,037.80 : 171,093.15 = 39,205.95 : x
  2. Step 2: Convert to fraction form
    114,037.80/171,093.15 = 39,205.95/x
  3. Step 3: Cross multiply
    114,037.80x = 171,093.15 × 39,205.95
  4. Step 4: Simplify right side
    114,037.80x = 6,707,869,484.24
  5. Step 5: Solve for x
    x = 6,707,869,484.24/114,037.80
  6. Step 6: Final answer
    x = 58,821.46

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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.