Home / 197,805.96-296,755.62-64,685.70

Finding the Fourth Proportional to 197,805.96, 296,755.62 and 64,685.70

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Solution

The fourth proportional to 197,805.96, 296,755.62 and 64,685.70 is: 97,043.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,805.96 : 296,755.62 = 64,685.70 : x
  2. Step 2: Convert to fraction form
    197,805.96/296,755.62 = 64,685.70/x
  3. Step 3: Cross multiply
    197,805.96x = 296,755.62 × 64,685.70
  4. Step 4: Simplify right side
    197,805.96x = 19,195,845,008.63
  5. Step 5: Solve for x
    x = 19,195,845,008.63/197,805.96
  6. Step 6: Final answer
    x = 97,043.82

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1.5x scale

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.