Home / 49,705.84-68,619.47-38,349.82

Finding the Fourth Proportional to 49,705.84, 68,619.47 and 38,349.82

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Solution

The fourth proportional to 49,705.84, 68,619.47 and 38,349.82 is: 52,942.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,705.84 : 68,619.47 = 38,349.82 : x
  2. Step 2: Convert to fraction form
    49,705.84/68,619.47 = 38,349.82/x
  3. Step 3: Cross multiply
    49,705.84x = 68,619.47 × 38,349.82
  4. Step 4: Simplify right side
    49,705.84x = 2,631,544,323.00
  5. Step 5: Solve for x
    x = 2,631,544,323.00/49,705.84
  6. Step 6: Final answer
    x = 52,942.36

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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.