Home / 69,736.84-104,619.18-36,471.88

Finding the Fourth Proportional to 69,736.84, 104,619.18 and 36,471.88

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Solution

The fourth proportional to 69,736.84, 104,619.18 and 36,471.88 is: 54,715.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,736.84 : 104,619.18 = 36,471.88 : x
  2. Step 2: Convert to fraction form
    69,736.84/104,619.18 = 36,471.88/x
  3. Step 3: Cross multiply
    69,736.84x = 104,619.18 × 36,471.88
  4. Step 4: Simplify right side
    69,736.84x = 3,815,658,178.66
  5. Step 5: Solve for x
    x = 3,815,658,178.66/69,736.84
  6. Step 6: Final answer
    x = 54,715.10

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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.