Home / 197,802.21-296,378.93-83,858.97

Finding the Fourth Proportional to 197,802.21, 296,378.93 and 83,858.97

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Solution

The fourth proportional to 197,802.21, 296,378.93 and 83,858.97 is: 125,650.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,802.21 : 296,378.93 = 83,858.97 : x
  2. Step 2: Convert to fraction form
    197,802.21/296,378.93 = 83,858.97/x
  3. Step 3: Cross multiply
    197,802.21x = 296,378.93 × 83,858.97
  4. Step 4: Simplify right side
    197,802.21x = 24,854,031,799.50
  5. Step 5: Solve for x
    x = 24,854,031,799.50/197,802.21
  6. Step 6: Final answer
    x = 125,650.93

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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.