Home / 181,398.02-272,099.80-69,084.48

Finding the Fourth Proportional to 181,398.02, 272,099.80 and 69,084.48

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Solution

The fourth proportional to 181,398.02, 272,099.80 and 69,084.48 is: 103,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,398.02 : 272,099.80 = 69,084.48 : x
  2. Step 2: Convert to fraction form
    181,398.02/272,099.80 = 69,084.48/x
  3. Step 3: Cross multiply
    181,398.02x = 272,099.80 × 69,084.48
  4. Step 4: Simplify right side
    181,398.02x = 18,797,873,191.10
  5. Step 5: Solve for x
    x = 18,797,873,191.10/181,398.02
  6. Step 6: Final answer
    x = 103,627.77

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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.