Home / 197,836.72-272,909.56-150,011.12

Finding the Fourth Proportional to 197,836.72, 272,909.56 and 150,011.12

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Solution

The fourth proportional to 197,836.72, 272,909.56 and 150,011.12 is: 206,935.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,836.72 : 272,909.56 = 150,011.12 : x
  2. Step 2: Convert to fraction form
    197,836.72/272,909.56 = 150,011.12/x
  3. Step 3: Cross multiply
    197,836.72x = 272,909.56 × 150,011.12
  4. Step 4: Simplify right side
    197,836.72x = 40,939,468,754.31
  5. Step 5: Solve for x
    x = 40,939,468,754.31/197,836.72
  6. Step 6: Final answer
    x = 206,935.64

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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.