Home / 67,980.66-93,825.33-50,839.02

Finding the Fourth Proportional to 67,980.66, 93,825.33 and 50,839.02

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Solution

The fourth proportional to 67,980.66, 93,825.33 and 50,839.02 is: 70,166.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,980.66 : 93,825.33 = 50,839.02 : x
  2. Step 2: Convert to fraction form
    67,980.66/93,825.33 = 50,839.02/x
  3. Step 3: Cross multiply
    67,980.66x = 93,825.33 × 50,839.02
  4. Step 4: Simplify right side
    67,980.66x = 4,769,987,828.38
  5. Step 5: Solve for x
    x = 4,769,987,828.38/67,980.66
  6. Step 6: Final answer
    x = 70,166.84

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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.