Home / 197,358.48-272,354.10-106,713.84

Finding the Fourth Proportional to 197,358.48, 272,354.10 and 106,713.84

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Solution

The fourth proportional to 197,358.48, 272,354.10 and 106,713.84 is: 147,264.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,358.48 : 272,354.10 = 106,713.84 : x
  2. Step 2: Convert to fraction form
    197,358.48/272,354.10 = 106,713.84/x
  3. Step 3: Cross multiply
    197,358.48x = 272,354.10 × 106,713.84
  4. Step 4: Simplify right side
    197,358.48x = 29,063,951,850.74
  5. Step 5: Solve for x
    x = 29,063,951,850.74/197,358.48
  6. Step 6: Final answer
    x = 147,264.77

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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.