Home / 132,768.83-199,153.05-61,652.58

Finding the Fourth Proportional to 132,768.83, 199,153.05 and 61,652.58

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Solution

The fourth proportional to 132,768.83, 199,153.05 and 61,652.58 is: 92,478.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,768.83 : 199,153.05 = 61,652.58 : x
  2. Step 2: Convert to fraction form
    132,768.83/199,153.05 = 61,652.58/x
  3. Step 3: Cross multiply
    132,768.83x = 199,153.05 × 61,652.58
  4. Step 4: Simplify right side
    132,768.83x = 12,278,299,347.37
  5. Step 5: Solve for x
    x = 12,278,299,347.37/132,768.83
  6. Step 6: Final answer
    x = 92,478.78

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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.