Home / 76,418.24-114,628.70-26,500.10

Finding the Fourth Proportional to 76,418.24, 114,628.70 and 26,500.10

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Solution

The fourth proportional to 76,418.24, 114,628.70 and 26,500.10 is: 39,750.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,418.24 : 114,628.70 = 26,500.10 : x
  2. Step 2: Convert to fraction form
    76,418.24/114,628.70 = 26,500.10/x
  3. Step 3: Cross multiply
    76,418.24x = 114,628.70 × 26,500.10
  4. Step 4: Simplify right side
    76,418.24x = 3,037,671,505.98
  5. Step 5: Solve for x
    x = 3,037,671,505.98/76,418.24
  6. Step 6: Final answer
    x = 39,750.61

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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.