Home / 471,975.15-707,949.76-116,981.31

Finding the Fourth Proportional to 471,975.15, 707,949.76 and 116,981.31

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Solution

The fourth proportional to 471,975.15, 707,949.76 and 116,981.31 is: 175,468.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,975.15 : 707,949.76 = 116,981.31 : x
  2. Step 2: Convert to fraction form
    471,975.15/707,949.76 = 116,981.31/x
  3. Step 3: Cross multiply
    471,975.15x = 707,949.76 × 116,981.31
  4. Step 4: Simplify right side
    471,975.15x = 82,816,890,338.99
  5. Step 5: Solve for x
    x = 82,816,890,338.99/471,975.15
  6. Step 6: Final answer
    x = 175,468.75

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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.