Home / 83,255.59-114,903.21-54,599.35

Finding the Fourth Proportional to 83,255.59, 114,903.21 and 54,599.35

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Solution

The fourth proportional to 83,255.59, 114,903.21 and 54,599.35 is: 75,353.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,255.59 : 114,903.21 = 54,599.35 : x
  2. Step 2: Convert to fraction form
    83,255.59/114,903.21 = 54,599.35/x
  3. Step 3: Cross multiply
    83,255.59x = 114,903.21 × 54,599.35
  4. Step 4: Simplify right side
    83,255.59x = 6,273,640,578.91
  5. Step 5: Solve for x
    x = 6,273,640,578.91/83,255.59
  6. Step 6: Final answer
    x = 75,353.99

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1.5x scale

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.