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Finding the Fourth Proportional to 245,462.50, 368,151.99 and 67,927.92

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Solution

The fourth proportional to 245,462.50, 368,151.99 and 67,927.92 is: 101,880.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,462.50 : 368,151.99 = 67,927.92 : x
  2. Step 2: Convert to fraction form
    245,462.50/368,151.99 = 67,927.92/x
  3. Step 3: Cross multiply
    245,462.50x = 368,151.99 × 67,927.92
  4. Step 4: Simplify right side
    245,462.50x = 25,007,797,289.26
  5. Step 5: Solve for x
    x = 25,007,797,289.26/245,462.50
  6. Step 6: Final answer
    x = 101,880.32

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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.