Home / 149,990.56-225,032.64-44,813.68

Finding the Fourth Proportional to 149,990.56, 225,032.64 and 44,813.68

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Solution

The fourth proportional to 149,990.56, 225,032.64 and 44,813.68 is: 67,234.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,990.56 : 225,032.64 = 44,813.68 : x
  2. Step 2: Convert to fraction form
    149,990.56/225,032.64 = 44,813.68/x
  3. Step 3: Cross multiply
    149,990.56x = 225,032.64 × 44,813.68
  4. Step 4: Simplify right side
    149,990.56x = 10,084,540,718.52
  5. Step 5: Solve for x
    x = 10,084,540,718.52/149,990.56
  6. Step 6: Final answer
    x = 67,234.50

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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.