Home / 67,316.22-100,975.95-27,862.74

Finding the Fourth Proportional to 67,316.22, 100,975.95 and 27,862.74

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Solution

The fourth proportional to 67,316.22, 100,975.95 and 27,862.74 is: 41,794.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,316.22 : 100,975.95 = 27,862.74 : x
  2. Step 2: Convert to fraction form
    67,316.22/100,975.95 = 27,862.74/x
  3. Step 3: Cross multiply
    67,316.22x = 100,975.95 × 27,862.74
  4. Step 4: Simplify right side
    67,316.22x = 2,813,466,641.10
  5. Step 5: Solve for x
    x = 2,813,466,641.10/67,316.22
  6. Step 6: Final answer
    x = 41,794.78

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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.