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Finding the Fourth Proportional to 247,704.40, 341,973.93 and 163,067.50

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Solution

The fourth proportional to 247,704.40, 341,973.93 and 163,067.50 is: 225,126.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,704.40 : 341,973.93 = 163,067.50 : x
  2. Step 2: Convert to fraction form
    247,704.40/341,973.93 = 163,067.50/x
  3. Step 3: Cross multiply
    247,704.40x = 341,973.93 × 163,067.50
  4. Step 4: Simplify right side
    247,704.40x = 55,764,833,830.28
  5. Step 5: Solve for x
    x = 55,764,833,830.28/247,704.40
  6. Step 6: Final answer
    x = 225,126.54

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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.