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Finding the Fourth Proportional to 163,988.56, 226,226.88 and 95,963.44

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Solution

The fourth proportional to 163,988.56, 226,226.88 and 95,963.44 is: 132,384.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,988.56 : 226,226.88 = 95,963.44 : x
  2. Step 2: Convert to fraction form
    163,988.56/226,226.88 = 95,963.44/x
  3. Step 3: Cross multiply
    163,988.56x = 226,226.88 × 95,963.44
  4. Step 4: Simplify right side
    163,988.56x = 21,709,509,625.27
  5. Step 5: Solve for x
    x = 21,709,509,625.27/163,988.56
  6. Step 6: Final answer
    x = 132,384.29

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1.5x scale

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.