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Finding the Fourth Proportional to 147,954.44, 204,177.30 and 80,886.44

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Solution

The fourth proportional to 147,954.44, 204,177.30 and 80,886.44 is: 111,623.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,954.44 : 204,177.30 = 80,886.44 : x
  2. Step 2: Convert to fraction form
    147,954.44/204,177.30 = 80,886.44/x
  3. Step 3: Cross multiply
    147,954.44x = 204,177.30 × 80,886.44
  4. Step 4: Simplify right side
    147,954.44x = 16,515,174,925.81
  5. Step 5: Solve for x
    x = 16,515,174,925.81/147,954.44
  6. Step 6: Final answer
    x = 111,623.38

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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.