Home / 68,480.39-94,498.70-38,267.99

Finding the Fourth Proportional to 68,480.39, 94,498.70 and 38,267.99

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Solution

The fourth proportional to 68,480.39, 94,498.70 and 38,267.99 is: 52,807.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,480.39 : 94,498.70 = 38,267.99 : x
  2. Step 2: Convert to fraction form
    68,480.39/94,498.70 = 38,267.99/x
  3. Step 3: Cross multiply
    68,480.39x = 94,498.70 × 38,267.99
  4. Step 4: Simplify right side
    68,480.39x = 3,616,275,743.96
  5. Step 5: Solve for x
    x = 3,616,275,743.96/68,480.39
  6. Step 6: Final answer
    x = 52,807.47

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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.