Home / 181,776.26-250,786.32-105,253.60

Finding the Fourth Proportional to 181,776.26, 250,786.32 and 105,253.60

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Solution

The fourth proportional to 181,776.26, 250,786.32 and 105,253.60 is: 145,212.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,776.26 : 250,786.32 = 105,253.60 : x
  2. Step 2: Convert to fraction form
    181,776.26/250,786.32 = 105,253.60/x
  3. Step 3: Cross multiply
    181,776.26x = 250,786.32 × 105,253.60
  4. Step 4: Simplify right side
    181,776.26x = 26,396,163,010.75
  5. Step 5: Solve for x
    x = 26,396,163,010.75/181,776.26
  6. Step 6: Final answer
    x = 145,212.38

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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.