Home / 69,754.17-104,634-36,451.62

Finding the Fourth Proportional to 69,754.17, 104,634 and 36,451.62

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Solution

The fourth proportional to 69,754.17, 104,634 and 36,451.62 is: 54,678.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,754.17 : 104,634 = 36,451.62 : x
  2. Step 2: Convert to fraction form
    69,754.17/104,634 = 36,451.62/x
  3. Step 3: Cross multiply
    69,754.17x = 104,634 × 36,451.62
  4. Step 4: Simplify right side
    69,754.17x = 3,814,078,807.08
  5. Step 5: Solve for x
    x = 3,814,078,807.08/69,754.17
  6. Step 6: Final answer
    x = 54,678.86

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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.