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Finding the Fourth Proportional to 114,194.86, 171,296.03 and 39,314.21

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Solution

The fourth proportional to 114,194.86, 171,296.03 and 39,314.21 is: 58,972.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,194.86 : 171,296.03 = 39,314.21 : x
  2. Step 2: Convert to fraction form
    114,194.86/171,296.03 = 39,314.21/x
  3. Step 3: Cross multiply
    114,194.86x = 171,296.03 × 39,314.21
  4. Step 4: Simplify right side
    114,194.86x = 6,734,368,095.59
  5. Step 5: Solve for x
    x = 6,734,368,095.59/114,194.86
  6. Step 6: Final answer
    x = 58,972.60

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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.