Home / 222,151.05-306,576.59-126,656.73

Finding the Fourth Proportional to 222,151.05, 306,576.59 and 126,656.73

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Solution

The fourth proportional to 222,151.05, 306,576.59 and 126,656.73 is: 174,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,151.05 : 306,576.59 = 126,656.73 : x
  2. Step 2: Convert to fraction form
    222,151.05/306,576.59 = 126,656.73/x
  3. Step 3: Cross multiply
    222,151.05x = 306,576.59 × 126,656.73
  4. Step 4: Simplify right side
    222,151.05x = 38,829,987,750.67
  5. Step 5: Solve for x
    x = 38,829,987,750.67/222,151.05
  6. Step 6: Final answer
    x = 174,790.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.