Home / 181,414.53-272,196.75-91,409.13

Finding the Fourth Proportional to 181,414.53, 272,196.75 and 91,409.13

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Solution

The fourth proportional to 181,414.53, 272,196.75 and 91,409.13 is: 137,151.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,414.53 : 272,196.75 = 91,409.13 : x
  2. Step 2: Convert to fraction form
    181,414.53/272,196.75 = 91,409.13/x
  3. Step 3: Cross multiply
    181,414.53x = 272,196.75 × 91,409.13
  4. Step 4: Simplify right side
    181,414.53x = 24,881,268,443.40
  5. Step 5: Solve for x
    x = 24,881,268,443.40/181,414.53
  6. Step 6: Final answer
    x = 137,151.47

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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.