Home / 197,167.50-272,091.15-112,292.46

Finding the Fourth Proportional to 197,167.50, 272,091.15 and 112,292.46

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Solution

The fourth proportional to 197,167.50, 272,091.15 and 112,292.46 is: 154,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,167.50 : 272,091.15 = 112,292.46 : x
  2. Step 2: Convert to fraction form
    197,167.50/272,091.15 = 112,292.46/x
  3. Step 3: Cross multiply
    197,167.50x = 272,091.15 × 112,292.46
  4. Step 4: Simplify right side
    197,167.50x = 30,553,784,577.73
  5. Step 5: Solve for x
    x = 30,553,784,577.73/197,167.50
  6. Step 6: Final answer
    x = 154,963.59

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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.