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Finding the Fourth Proportional to 163,101.09, 225,079.91 and 95,164.77

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Solution

The fourth proportional to 163,101.09, 225,079.91 and 95,164.77 is: 131,327.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,101.09 : 225,079.91 = 95,164.77 : x
  2. Step 2: Convert to fraction form
    163,101.09/225,079.91 = 95,164.77/x
  3. Step 3: Cross multiply
    163,101.09x = 225,079.91 × 95,164.77
  4. Step 4: Simplify right side
    163,101.09x = 21,419,679,127.17
  5. Step 5: Solve for x
    x = 21,419,679,127.17/163,101.09
  6. Step 6: Final answer
    x = 131,327.62

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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.