Home / 181,441.79-250,396.09-99,776.28

Finding the Fourth Proportional to 181,441.79, 250,396.09 and 99,776.28

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Solution

The fourth proportional to 181,441.79, 250,396.09 and 99,776.28 is: 137,694.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,441.79 : 250,396.09 = 99,776.28 : x
  2. Step 2: Convert to fraction form
    181,441.79/250,396.09 = 99,776.28/x
  3. Step 3: Cross multiply
    181,441.79x = 250,396.09 × 99,776.28
  4. Step 4: Simplify right side
    181,441.79x = 24,983,589,572.48
  5. Step 5: Solve for x
    x = 24,983,589,572.48/181,441.79
  6. Step 6: Final answer
    x = 137,694.79

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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.