Home / 181,742.15-272,593.78-63,415.73

Finding the Fourth Proportional to 181,742.15, 272,593.78 and 63,415.73

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Solution

The fourth proportional to 181,742.15, 272,593.78 and 63,415.73 is: 95,116.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,742.15 : 272,593.78 = 63,415.73 : x
  2. Step 2: Convert to fraction form
    181,742.15/272,593.78 = 63,415.73/x
  3. Step 3: Cross multiply
    181,742.15x = 272,593.78 × 63,415.73
  4. Step 4: Simplify right side
    181,742.15x = 17,286,734,075.10
  5. Step 5: Solve for x
    x = 17,286,734,075.10/181,742.15
  6. Step 6: Final answer
    x = 95,116.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.