Home / 181,732.40-272,643.96-178,718.84

Finding the Fourth Proportional to 181,732.40, 272,643.96 and 178,718.84

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Solution

The fourth proportional to 181,732.40, 272,643.96 and 178,718.84 is: 268,122.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,732.40 : 272,643.96 = 178,718.84 : x
  2. Step 2: Convert to fraction form
    181,732.40/272,643.96 = 178,718.84/x
  3. Step 3: Cross multiply
    181,732.40x = 272,643.96 × 178,718.84
  4. Step 4: Simplify right side
    181,732.40x = 48,726,612,264.21
  5. Step 5: Solve for x
    x = 48,726,612,264.21/181,732.40
  6. Step 6: Final answer
    x = 268,122.87

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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.