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Finding the Fourth Proportional to 117,080.39, 175,690.65 and 50,520.52

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Solution

The fourth proportional to 117,080.39, 175,690.65 and 50,520.52 is: 75,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,080.39 : 175,690.65 = 50,520.52 : x
  2. Step 2: Convert to fraction form
    117,080.39/175,690.65 = 50,520.52/x
  3. Step 3: Cross multiply
    117,080.39x = 175,690.65 × 50,520.52
  4. Step 4: Simplify right side
    117,080.39x = 8,875,982,557.91
  5. Step 5: Solve for x
    x = 8,875,982,557.91/117,080.39
  6. Step 6: Final answer
    x = 75,811.01

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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.