Home / 69,738.84-104,622.18-36,473.88

Finding the Fourth Proportional to 69,738.84, 104,622.18 and 36,473.88

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Solution

The fourth proportional to 69,738.84, 104,622.18 and 36,473.88 is: 54,718.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,738.84 : 104,622.18 = 36,473.88 : x
  2. Step 2: Convert to fraction form
    69,738.84/104,622.18 = 36,473.88/x
  3. Step 3: Cross multiply
    69,738.84x = 104,622.18 × 36,473.88
  4. Step 4: Simplify right side
    69,738.84x = 3,815,976,838.66
  5. Step 5: Solve for x
    x = 3,815,976,838.66/69,738.84
  6. Step 6: Final answer
    x = 54,718.10

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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.