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Finding the Fourth Proportional to 163,143.80, 244,804.86 and 63,307.92

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Solution

The fourth proportional to 163,143.80, 244,804.86 and 63,307.92 is: 94,996.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,143.80 : 244,804.86 = 63,307.92 : x
  2. Step 2: Convert to fraction form
    163,143.80/244,804.86 = 63,307.92/x
  3. Step 3: Cross multiply
    163,143.80x = 244,804.86 × 63,307.92
  4. Step 4: Simplify right side
    163,143.80x = 15,498,086,492.49
  5. Step 5: Solve for x
    x = 15,498,086,492.49/163,143.80
  6. Step 6: Final answer
    x = 94,996.48

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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.