Home / 181,439.56-250,393.80-99,774.51

Finding the Fourth Proportional to 181,439.56, 250,393.80 and 99,774.51

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Solution

The fourth proportional to 181,439.56, 250,393.80 and 99,774.51 is: 137,692.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,439.56 : 250,393.80 = 99,774.51 : x
  2. Step 2: Convert to fraction form
    181,439.56/250,393.80 = 99,774.51/x
  3. Step 3: Cross multiply
    181,439.56x = 250,393.80 × 99,774.51
  4. Step 4: Simplify right side
    181,439.56x = 24,982,917,450.07
  5. Step 5: Solve for x
    x = 24,982,917,450.07/181,439.56
  6. Step 6: Final answer
    x = 137,692.78

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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.