Home / 160,634.24-240,981.76-64,578.88

Finding the Fourth Proportional to 160,634.24, 240,981.76 and 64,578.88

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Solution

The fourth proportional to 160,634.24, 240,981.76 and 64,578.88 is: 96,880.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,634.24 : 240,981.76 = 64,578.88 : x
  2. Step 2: Convert to fraction form
    160,634.24/240,981.76 = 64,578.88/x
  3. Step 3: Cross multiply
    160,634.24x = 240,981.76 × 64,578.88
  4. Step 4: Simplify right side
    160,634.24x = 15,562,332,161.23
  5. Step 5: Solve for x
    x = 15,562,332,161.23/160,634.24
  6. Step 6: Final answer
    x = 96,880.54

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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.