Home / 117,458.47-162,093.88-63,743.95

Finding the Fourth Proportional to 117,458.47, 162,093.88 and 63,743.95

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Solution

The fourth proportional to 117,458.47, 162,093.88 and 63,743.95 is: 87,967.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,458.47 : 162,093.88 = 63,743.95 : x
  2. Step 2: Convert to fraction form
    117,458.47/162,093.88 = 63,743.95/x
  3. Step 3: Cross multiply
    117,458.47x = 162,093.88 × 63,743.95
  4. Step 4: Simplify right side
    117,458.47x = 10,332,504,182.03
  5. Step 5: Solve for x
    x = 10,332,504,182.03/117,458.47
  6. Step 6: Final answer
    x = 87,967.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.