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Finding the Fourth Proportional to 110,873.40, 166,127.70 and 64,044.60

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Solution

The fourth proportional to 110,873.40, 166,127.70 and 64,044.60 is: 95,961.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,873.40 : 166,127.70 = 64,044.60 : x
  2. Step 2: Convert to fraction form
    110,873.40/166,127.70 = 64,044.60/x
  3. Step 3: Cross multiply
    110,873.40x = 166,127.70 × 64,044.60
  4. Step 4: Simplify right side
    110,873.40x = 10,639,582,095.42
  5. Step 5: Solve for x
    x = 10,639,582,095.42/110,873.40
  6. Step 6: Final answer
    x = 95,961.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.