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Finding the Fourth Proportional to 163,549.61, 225,665.36 and 95,553.44

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Solution

The fourth proportional to 163,549.61, 225,665.36 and 95,553.44 is: 131,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,549.61 : 225,665.36 = 95,553.44 : x
  2. Step 2: Convert to fraction form
    163,549.61/225,665.36 = 95,553.44/x
  3. Step 3: Cross multiply
    163,549.61x = 225,665.36 × 95,553.44
  4. Step 4: Simplify right side
    163,549.61x = 21,563,099,830.74
  5. Step 5: Solve for x
    x = 21,563,099,830.74/163,549.61
  6. Step 6: Final answer
    x = 131,844.40

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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.