Home / 132,733.08-199,078.56-43,983

Finding the Fourth Proportional to 132,733.08, 199,078.56 and 43,983

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Solution

The fourth proportional to 132,733.08, 199,078.56 and 43,983 is: 65,967.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,733.08 : 199,078.56 = 43,983 : x
  2. Step 2: Convert to fraction form
    132,733.08/199,078.56 = 43,983/x
  3. Step 3: Cross multiply
    132,733.08x = 199,078.56 × 43,983
  4. Step 4: Simplify right side
    132,733.08x = 8,756,072,304.48
  5. Step 5: Solve for x
    x = 8,756,072,304.48/132,733.08
  6. Step 6: Final answer
    x = 65,967.52

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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.