Home / 117,613.39-176,393.49-54,398.83

Finding the Fourth Proportional to 117,613.39, 176,393.49 and 54,398.83

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Solution

The fourth proportional to 117,613.39, 176,393.49 and 54,398.83 is: 81,585.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,613.39 : 176,393.49 = 54,398.83 : x
  2. Step 2: Convert to fraction form
    117,613.39/176,393.49 = 54,398.83/x
  3. Step 3: Cross multiply
    117,613.39x = 176,393.49 × 54,398.83
  4. Step 4: Simplify right side
    117,613.39x = 9,595,599,475.62
  5. Step 5: Solve for x
    x = 9,595,599,475.62/117,613.39
  6. Step 6: Final answer
    x = 81,585.94

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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.