Home / 262,578.24-393,995.88-162,711.72

Finding the Fourth Proportional to 262,578.24, 393,995.88 and 162,711.72

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Solution

The fourth proportional to 262,578.24, 393,995.88 and 162,711.72 is: 244,147.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,578.24 : 393,995.88 = 162,711.72 : x
  2. Step 2: Convert to fraction form
    262,578.24/393,995.88 = 162,711.72/x
  3. Step 3: Cross multiply
    262,578.24x = 393,995.88 × 162,711.72
  4. Step 4: Simplify right side
    262,578.24x = 64,107,747,307.71
  5. Step 5: Solve for x
    x = 64,107,747,307.71/262,578.24
  6. Step 6: Final answer
    x = 244,147.22

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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.