Home / 197,742.60-296,711.10-92,543.40

Finding the Fourth Proportional to 197,742.60, 296,711.10 and 92,543.40

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Solution

The fourth proportional to 197,742.60, 296,711.10 and 92,543.40 is: 138,860.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,742.60 : 296,711.10 = 92,543.40 : x
  2. Step 2: Convert to fraction form
    197,742.60/296,711.10 = 92,543.40/x
  3. Step 3: Cross multiply
    197,742.60x = 296,711.10 × 92,543.40
  4. Step 4: Simplify right side
    197,742.60x = 27,458,654,011.74
  5. Step 5: Solve for x
    x = 27,458,654,011.74/197,742.60
  6. Step 6: Final answer
    x = 138,860.59

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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.