Home / 181,181.76-250,053.86-109,562.28

Finding the Fourth Proportional to 181,181.76, 250,053.86 and 109,562.28

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Solution

The fourth proportional to 181,181.76, 250,053.86 and 109,562.28 is: 151,209.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,181.76 : 250,053.86 = 109,562.28 : x
  2. Step 2: Convert to fraction form
    181,181.76/250,053.86 = 109,562.28/x
  3. Step 3: Cross multiply
    181,181.76x = 250,053.86 × 109,562.28
  4. Step 4: Simplify right side
    181,181.76x = 27,396,471,024.40
  5. Step 5: Solve for x
    x = 27,396,471,024.40/181,181.76
  6. Step 6: Final answer
    x = 151,209.87

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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.