Home / 83,190.96-114,690.24-60,531.12

Finding the Fourth Proportional to 83,190.96, 114,690.24 and 60,531.12

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Solution

The fourth proportional to 83,190.96, 114,690.24 and 60,531.12 is: 83,450.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,190.96 : 114,690.24 = 60,531.12 : x
  2. Step 2: Convert to fraction form
    83,190.96/114,690.24 = 60,531.12/x
  3. Step 3: Cross multiply
    83,190.96x = 114,690.24 × 60,531.12
  4. Step 4: Simplify right side
    83,190.96x = 6,942,328,680.27
  5. Step 5: Solve for x
    x = 6,942,328,680.27/83,190.96
  6. Step 6: Final answer
    x = 83,450.52

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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.