Home / 197,710.20-296,565.30-190,711.80

Finding the Fourth Proportional to 197,710.20, 296,565.30 and 190,711.80

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Solution

The fourth proportional to 197,710.20, 296,565.30 and 190,711.80 is: 286,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,710.20 : 296,565.30 = 190,711.80 : x
  2. Step 2: Convert to fraction form
    197,710.20/296,565.30 = 190,711.80/x
  3. Step 3: Cross multiply
    197,710.20x = 296,565.30 × 190,711.80
  4. Step 4: Simplify right side
    197,710.20x = 56,558,502,180.54
  5. Step 5: Solve for x
    x = 56,558,502,180.54/197,710.20
  6. Step 6: Final answer
    x = 286,067.70

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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.