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Finding the Fourth Proportional to 132,015.71, 198,035.21 and 37,246.72

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Solution

The fourth proportional to 132,015.71, 198,035.21 and 37,246.72 is: 55,873.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,015.71 : 198,035.21 = 37,246.72 : x
  2. Step 2: Convert to fraction form
    132,015.71/198,035.21 = 37,246.72/x
  3. Step 3: Cross multiply
    132,015.71x = 198,035.21 × 37,246.72
  4. Step 4: Simplify right side
    132,015.71x = 7,376,162,017.01
  5. Step 5: Solve for x
    x = 7,376,162,017.01/132,015.71
  6. Step 6: Final answer
    x = 55,873.37

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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.