Home / 100,906.19-151,394.23-44,785.61

Finding the Fourth Proportional to 100,906.19, 151,394.23 and 44,785.61

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Solution

The fourth proportional to 100,906.19, 151,394.23 and 44,785.61 is: 67,193.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,906.19 : 151,394.23 = 44,785.61 : x
  2. Step 2: Convert to fraction form
    100,906.19/151,394.23 = 44,785.61/x
  3. Step 3: Cross multiply
    100,906.19x = 151,394.23 × 44,785.61
  4. Step 4: Simplify right side
    100,906.19x = 6,780,282,807.77
  5. Step 5: Solve for x
    x = 6,780,282,807.77/100,906.19
  6. Step 6: Final answer
    x = 67,193.92

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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.