Home / 95,651.16-131,998.50-53,208.78

Finding the Fourth Proportional to 95,651.16, 131,998.50 and 53,208.78

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Solution

The fourth proportional to 95,651.16, 131,998.50 and 53,208.78 is: 73,428.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,651.16 : 131,998.50 = 53,208.78 : x
  2. Step 2: Convert to fraction form
    95,651.16/131,998.50 = 53,208.78/x
  3. Step 3: Cross multiply
    95,651.16x = 131,998.50 × 53,208.78
  4. Step 4: Simplify right side
    95,651.16x = 7,023,479,146.83
  5. Step 5: Solve for x
    x = 7,023,479,146.83/95,651.16
  6. Step 6: Final answer
    x = 73,428.06

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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.