Home / 76,145.48-114,218.22-23,553.80

Finding the Fourth Proportional to 76,145.48, 114,218.22 and 23,553.80

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Solution

The fourth proportional to 76,145.48, 114,218.22 and 23,553.80 is: 35,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,145.48 : 114,218.22 = 23,553.80 : x
  2. Step 2: Convert to fraction form
    76,145.48/114,218.22 = 23,553.80/x
  3. Step 3: Cross multiply
    76,145.48x = 114,218.22 × 23,553.80
  4. Step 4: Simplify right side
    76,145.48x = 2,690,273,110.24
  5. Step 5: Solve for x
    x = 2,690,273,110.24/76,145.48
  6. Step 6: Final answer
    x = 35,330.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.