Home / 68,922.28-103,382.22-37,740.52

Finding the Fourth Proportional to 68,922.28, 103,382.22 and 37,740.52

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Solution

The fourth proportional to 68,922.28, 103,382.22 and 37,740.52 is: 56,610.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,922.28 : 103,382.22 = 37,740.52 : x
  2. Step 2: Convert to fraction form
    68,922.28/103,382.22 = 37,740.52/x
  3. Step 3: Cross multiply
    68,922.28x = 103,382.22 × 37,740.52
  4. Step 4: Simplify right side
    68,922.28x = 3,901,698,741.55
  5. Step 5: Solve for x
    x = 3,901,698,741.55/68,922.28
  6. Step 6: Final answer
    x = 56,610.12

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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.