Home / 67,991.12-93,825.97-37,776.50

Finding the Fourth Proportional to 67,991.12, 93,825.97 and 37,776.50

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Solution

The fourth proportional to 67,991.12, 93,825.97 and 37,776.50 is: 52,130.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,991.12 : 93,825.97 = 37,776.50 : x
  2. Step 2: Convert to fraction form
    67,991.12/93,825.97 = 37,776.50/x
  3. Step 3: Cross multiply
    67,991.12x = 93,825.97 × 37,776.50
  4. Step 4: Simplify right side
    67,991.12x = 3,544,416,755.71
  5. Step 5: Solve for x
    x = 3,544,416,755.71/67,991.12
  6. Step 6: Final answer
    x = 52,130.58

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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.