Home / 197,882.19-296,656.83-64,689.84

Finding the Fourth Proportional to 197,882.19, 296,656.83 and 64,689.84

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Solution

The fourth proportional to 197,882.19, 296,656.83 and 64,689.84 is: 96,980.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,882.19 : 296,656.83 = 64,689.84 : x
  2. Step 2: Convert to fraction form
    197,882.19/296,656.83 = 64,689.84/x
  3. Step 3: Cross multiply
    197,882.19x = 296,656.83 × 64,689.84
  4. Step 4: Simplify right side
    197,882.19x = 19,190,682,867.61
  5. Step 5: Solve for x
    x = 19,190,682,867.61/197,882.19
  6. Step 6: Final answer
    x = 96,980.34

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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.