Home / 181,181.32-250,053.28-109,561.86

Finding the Fourth Proportional to 181,181.32, 250,053.28 and 109,561.86

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Solution

The fourth proportional to 181,181.32, 250,053.28 and 109,561.86 is: 151,209.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,181.32 : 250,053.28 = 109,561.86 : x
  2. Step 2: Convert to fraction form
    181,181.32/250,053.28 = 109,561.86/x
  3. Step 3: Cross multiply
    181,181.32x = 250,053.28 × 109,561.86
  4. Step 4: Simplify right side
    181,181.32x = 27,396,302,455.90
  5. Step 5: Solve for x
    x = 27,396,302,455.90/181,181.32
  6. Step 6: Final answer
    x = 151,209.31

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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.