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Finding the Fourth Proportional to 163,797.28, 245,643.68 and 63,933.20

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Solution

The fourth proportional to 163,797.28, 245,643.68 and 63,933.20 is: 95,879.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,797.28 : 245,643.68 = 63,933.20 : x
  2. Step 2: Convert to fraction form
    163,797.28/245,643.68 = 63,933.20/x
  3. Step 3: Cross multiply
    163,797.28x = 245,643.68 × 63,933.20
  4. Step 4: Simplify right side
    163,797.28x = 15,704,786,522.18
  5. Step 5: Solve for x
    x = 15,704,786,522.18/163,797.28
  6. Step 6: Final answer
    x = 95,879.41

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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.