Home / 156,530.64-234,791.76-44,218.60

Finding the Fourth Proportional to 156,530.64, 234,791.76 and 44,218.60

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Solution

The fourth proportional to 156,530.64, 234,791.76 and 44,218.60 is: 66,326.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,530.64 : 234,791.76 = 44,218.60 : x
  2. Step 2: Convert to fraction form
    156,530.64/234,791.76 = 44,218.60/x
  3. Step 3: Cross multiply
    156,530.64x = 234,791.76 × 44,218.60
  4. Step 4: Simplify right side
    156,530.64x = 10,382,162,918.74
  5. Step 5: Solve for x
    x = 10,382,162,918.74/156,530.64
  6. Step 6: Final answer
    x = 66,326.71

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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.