Home / 181,394.02-272,093.78-69,080.46

Finding the Fourth Proportional to 181,394.02, 272,093.78 and 69,080.46

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Solution

The fourth proportional to 181,394.02, 272,093.78 and 69,080.46 is: 103,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,394.02 : 272,093.78 = 69,080.46 : x
  2. Step 2: Convert to fraction form
    181,394.02/272,093.78 = 69,080.46/x
  3. Step 3: Cross multiply
    181,394.02x = 272,093.78 × 69,080.46
  4. Step 4: Simplify right side
    181,394.02x = 18,796,361,779.67
  5. Step 5: Solve for x
    x = 18,796,361,779.67/181,394.02
  6. Step 6: Final answer
    x = 103,621.73

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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.