Home / 105,892.40-158,844.06-27,007.31

Finding the Fourth Proportional to 105,892.40, 158,844.06 and 27,007.31

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Solution

The fourth proportional to 105,892.40, 158,844.06 and 27,007.31 is: 40,512.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,892.40 : 158,844.06 = 27,007.31 : x
  2. Step 2: Convert to fraction form
    105,892.40/158,844.06 = 27,007.31/x
  3. Step 3: Cross multiply
    105,892.40x = 158,844.06 × 27,007.31
  4. Step 4: Simplify right side
    105,892.40x = 4,289,949,975.86
  5. Step 5: Solve for x
    x = 4,289,949,975.86/105,892.40
  6. Step 6: Final answer
    x = 40,512.35

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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.