Home / 97,727.84-134,867.42-54,706.60

Finding the Fourth Proportional to 97,727.84, 134,867.42 and 54,706.60

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Solution

The fourth proportional to 97,727.84, 134,867.42 and 54,706.60 is: 75,496.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,727.84 : 134,867.42 = 54,706.60 : x
  2. Step 2: Convert to fraction form
    97,727.84/134,867.42 = 54,706.60/x
  3. Step 3: Cross multiply
    97,727.84x = 134,867.42 × 54,706.60
  4. Step 4: Simplify right side
    97,727.84x = 7,378,137,998.97
  5. Step 5: Solve for x
    x = 7,378,137,998.97/97,727.84
  6. Step 6: Final answer
    x = 75,496.79

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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.