Home / 317,789.68-476,677.23-159,975.76

Finding the Fourth Proportional to 317,789.68, 476,677.23 and 159,975.76

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Solution

The fourth proportional to 317,789.68, 476,677.23 and 159,975.76 is: 239,959.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,789.68 : 476,677.23 = 159,975.76 : x
  2. Step 2: Convert to fraction form
    317,789.68/476,677.23 = 159,975.76/x
  3. Step 3: Cross multiply
    317,789.68x = 476,677.23 × 159,975.76
  4. Step 4: Simplify right side
    317,789.68x = 76,256,802,143.94
  5. Step 5: Solve for x
    x = 76,256,802,143.94/317,789.68
  6. Step 6: Final answer
    x = 239,959.97

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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.