Home / 163,957.43-226,255.27-91,356.57

Finding the Fourth Proportional to 163,957.43, 226,255.27 and 91,356.57

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Solution

The fourth proportional to 163,957.43, 226,255.27 and 91,356.57 is: 126,068.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,957.43 : 226,255.27 = 91,356.57 : x
  2. Step 2: Convert to fraction form
    163,957.43/226,255.27 = 91,356.57/x
  3. Step 3: Cross multiply
    163,957.43x = 226,255.27 × 91,356.57
  4. Step 4: Simplify right side
    163,957.43x = 20,669,904,280.35
  5. Step 5: Solve for x
    x = 20,669,904,280.35/163,957.43
  6. Step 6: Final answer
    x = 126,068.73

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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.