Home / 94,169.49-129,976.28-53,906.50

Finding the Fourth Proportional to 94,169.49, 129,976.28 and 53,906.50

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Solution

The fourth proportional to 94,169.49, 129,976.28 and 53,906.50 is: 74,403.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,169.49 : 129,976.28 = 53,906.50 : x
  2. Step 2: Convert to fraction form
    94,169.49/129,976.28 = 53,906.50/x
  3. Step 3: Cross multiply
    94,169.49x = 129,976.28 × 53,906.50
  4. Step 4: Simplify right side
    94,169.49x = 7,006,566,337.82
  5. Step 5: Solve for x
    x = 7,006,566,337.82/94,169.49
  6. Step 6: Final answer
    x = 74,403.78

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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.