Home / 163,916.80-226,217.28-92,304.64

Finding the Fourth Proportional to 163,916.80, 226,217.28 and 92,304.64

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Solution

The fourth proportional to 163,916.80, 226,217.28 and 92,304.64 is: 127,387.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,916.80 : 226,217.28 = 92,304.64 : x
  2. Step 2: Convert to fraction form
    163,916.80/226,217.28 = 92,304.64/x
  3. Step 3: Cross multiply
    163,916.80x = 226,217.28 × 92,304.64
  4. Step 4: Simplify right side
    163,916.80x = 20,880,904,592.18
  5. Step 5: Solve for x
    x = 20,880,904,592.18/163,916.80
  6. Step 6: Final answer
    x = 127,387.21

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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.