Home / 181,933.20-272,899.80-164,437.20

Finding the Fourth Proportional to 181,933.20, 272,899.80 and 164,437.20

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Solution

The fourth proportional to 181,933.20, 272,899.80 and 164,437.20 is: 246,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,933.20 : 272,899.80 = 164,437.20 : x
  2. Step 2: Convert to fraction form
    181,933.20/272,899.80 = 164,437.20/x
  3. Step 3: Cross multiply
    181,933.20x = 272,899.80 × 164,437.20
  4. Step 4: Simplify right side
    181,933.20x = 44,874,878,992.56
  5. Step 5: Solve for x
    x = 44,874,878,992.56/181,933.20
  6. Step 6: Final answer
    x = 246,655.80

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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.