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Finding the Fourth Proportional to 140,277.97, 193,511.32 and 94,957.93

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Solution

The fourth proportional to 140,277.97, 193,511.32 and 94,957.93 is: 130,993.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,277.97 : 193,511.32 = 94,957.93 : x
  2. Step 2: Convert to fraction form
    140,277.97/193,511.32 = 94,957.93/x
  3. Step 3: Cross multiply
    140,277.97x = 193,511.32 × 94,957.93
  4. Step 4: Simplify right side
    140,277.97x = 18,375,434,378.77
  5. Step 5: Solve for x
    x = 18,375,434,378.77/140,277.97
  6. Step 6: Final answer
    x = 130,993.02

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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.