Home / 117,743.92-162,490.88-67,452.64

Finding the Fourth Proportional to 117,743.92, 162,490.88 and 67,452.64

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Solution

The fourth proportional to 117,743.92, 162,490.88 and 67,452.64 is: 93,087.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,743.92 : 162,490.88 = 67,452.64 : x
  2. Step 2: Convert to fraction form
    117,743.92/162,490.88 = 67,452.64/x
  3. Step 3: Cross multiply
    117,743.92x = 162,490.88 × 67,452.64
  4. Step 4: Simplify right side
    117,743.92x = 10,960,438,831.92
  5. Step 5: Solve for x
    x = 10,960,438,831.92/117,743.92
  6. Step 6: Final answer
    x = 93,087.09

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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.