Home / 149,337.35-206,085.54-82,269.35

Finding the Fourth Proportional to 149,337.35, 206,085.54 and 82,269.35

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Solution

The fourth proportional to 149,337.35, 206,085.54 and 82,269.35 is: 113,531.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,337.35 : 206,085.54 = 82,269.35 : x
  2. Step 2: Convert to fraction form
    149,337.35/206,085.54 = 82,269.35/x
  3. Step 3: Cross multiply
    149,337.35x = 206,085.54 × 82,269.35
  4. Step 4: Simplify right side
    149,337.35x = 16,954,523,420.20
  5. Step 5: Solve for x
    x = 16,954,523,420.20/149,337.35
  6. Step 6: Final answer
    x = 113,531.70

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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.