Home / 181,397.42-272,237.82-125,628.38

Finding the Fourth Proportional to 181,397.42, 272,237.82 and 125,628.38

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Solution

The fourth proportional to 181,397.42, 272,237.82 and 125,628.38 is: 188,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,397.42 : 272,237.82 = 125,628.38 : x
  2. Step 2: Convert to fraction form
    181,397.42/272,237.82 = 125,628.38/x
  3. Step 3: Cross multiply
    181,397.42x = 272,237.82 × 125,628.38
  4. Step 4: Simplify right side
    181,397.42x = 34,200,796,301.33
  5. Step 5: Solve for x
    x = 34,200,796,301.33/181,397.42
  6. Step 6: Final answer
    x = 188,540.70

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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.