Home / 317,405.25-476,135.82-117,727.83

Finding the Fourth Proportional to 317,405.25, 476,135.82 and 117,727.83

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Solution

The fourth proportional to 317,405.25, 476,135.82 and 117,727.83 is: 176,602.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,405.25 : 476,135.82 = 117,727.83 : x
  2. Step 2: Convert to fraction form
    317,405.25/476,135.82 = 117,727.83/x
  3. Step 3: Cross multiply
    317,405.25x = 476,135.82 × 117,727.83
  4. Step 4: Simplify right side
    317,405.25x = 56,054,436,873.87
  5. Step 5: Solve for x
    x = 56,054,436,873.87/317,405.25
  6. Step 6: Final answer
    x = 176,602.11

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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.