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Finding the Fourth Proportional to 163,698.34, 245,536.44 and 63,839.92

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Solution

The fourth proportional to 163,698.34, 245,536.44 and 63,839.92 is: 95,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,698.34 : 245,536.44 = 63,839.92 : x
  2. Step 2: Convert to fraction form
    163,698.34/245,536.44 = 63,839.92/x
  3. Step 3: Cross multiply
    163,698.34x = 245,536.44 × 63,839.92
  4. Step 4: Simplify right side
    163,698.34x = 15,675,026,686.68
  5. Step 5: Solve for x
    x = 15,675,026,686.68/163,698.34
  6. Step 6: Final answer
    x = 95,755.56

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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.