Home / 197,805.71-296,755.23-64,685.45

Finding the Fourth Proportional to 197,805.71, 296,755.23 and 64,685.45

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Solution

The fourth proportional to 197,805.71, 296,755.23 and 64,685.45 is: 97,043.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,805.71 : 296,755.23 = 64,685.45 : x
  2. Step 2: Convert to fraction form
    197,805.71/296,755.23 = 64,685.45/x
  3. Step 3: Cross multiply
    197,805.71x = 296,755.23 × 64,685.45
  4. Step 4: Simplify right side
    197,805.71x = 19,195,745,592.40
  5. Step 5: Solve for x
    x = 19,195,745,592.40/197,805.71
  6. Step 6: Final answer
    x = 97,043.44

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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.