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Finding the Fourth Proportional to 177,797.92, 245,384.19 and 101,344.48

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Solution

The fourth proportional to 177,797.92, 245,384.19 and 101,344.48 is: 139,868.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,797.92 : 245,384.19 = 101,344.48 : x
  2. Step 2: Convert to fraction form
    177,797.92/245,384.19 = 101,344.48/x
  3. Step 3: Cross multiply
    177,797.92x = 245,384.19 × 101,344.48
  4. Step 4: Simplify right side
    177,797.92x = 24,868,333,135.77
  5. Step 5: Solve for x
    x = 24,868,333,135.77/177,797.92
  6. Step 6: Final answer
    x = 139,868.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.