Home / 83,211.96-124,792.02-27,795

Finding the Fourth Proportional to 83,211.96, 124,792.02 and 27,795

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Solution

The fourth proportional to 83,211.96, 124,792.02 and 27,795 is: 41,683.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,211.96 : 124,792.02 = 27,795 : x
  2. Step 2: Convert to fraction form
    83,211.96/124,792.02 = 27,795/x
  3. Step 3: Cross multiply
    83,211.96x = 124,792.02 × 27,795
  4. Step 4: Simplify right side
    83,211.96x = 3,468,594,195.90
  5. Step 5: Solve for x
    x = 3,468,594,195.90/83,211.96
  6. Step 6: Final answer
    x = 41,683.84

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1.5x scale

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.