Home / 137,586.78-206,400.66-48,832.84

Finding the Fourth Proportional to 137,586.78, 206,400.66 and 48,832.84

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Solution

The fourth proportional to 137,586.78, 206,400.66 and 48,832.84 is: 73,256.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,586.78 : 206,400.66 = 48,832.84 : x
  2. Step 2: Convert to fraction form
    137,586.78/206,400.66 = 48,832.84/x
  3. Step 3: Cross multiply
    137,586.78x = 206,400.66 × 48,832.84
  4. Step 4: Simplify right side
    137,586.78x = 10,079,130,405.67
  5. Step 5: Solve for x
    x = 10,079,130,405.67/137,586.78
  6. Step 6: Final answer
    x = 73,256.53

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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.