Home / 95,355.50-131,499.06-57,108.92

Finding the Fourth Proportional to 95,355.50, 131,499.06 and 57,108.92

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Solution

The fourth proportional to 95,355.50, 131,499.06 and 57,108.92 is: 78,755.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,355.50 : 131,499.06 = 57,108.92 : x
  2. Step 2: Convert to fraction form
    95,355.50/131,499.06 = 57,108.92/x
  3. Step 3: Cross multiply
    95,355.50x = 131,499.06 × 57,108.92
  4. Step 4: Simplify right side
    95,355.50x = 7,509,769,297.62
  5. Step 5: Solve for x
    x = 7,509,769,297.62/95,355.50
  6. Step 6: Final answer
    x = 78,755.49

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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.