Home / 194,726.10-268,724.04-108,693.20

Finding the Fourth Proportional to 194,726.10, 268,724.04 and 108,693.20

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Solution

The fourth proportional to 194,726.10, 268,724.04 and 108,693.20 is: 149,997.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,726.10 : 268,724.04 = 108,693.20 : x
  2. Step 2: Convert to fraction form
    194,726.10/268,724.04 = 108,693.20/x
  3. Step 3: Cross multiply
    194,726.10x = 268,724.04 × 108,693.20
  4. Step 4: Simplify right side
    194,726.10x = 29,208,475,824.53
  5. Step 5: Solve for x
    x = 29,208,475,824.53/194,726.10
  6. Step 6: Final answer
    x = 149,997.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.