Home / 76,221.80-114,343.78-23,635.52

Finding the Fourth Proportional to 76,221.80, 114,343.78 and 23,635.52

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Solution

The fourth proportional to 76,221.80, 114,343.78 and 23,635.52 is: 35,456.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,221.80 : 114,343.78 = 23,635.52 : x
  2. Step 2: Convert to fraction form
    76,221.80/114,343.78 = 23,635.52/x
  3. Step 3: Cross multiply
    76,221.80x = 114,343.78 × 23,635.52
  4. Step 4: Simplify right side
    76,221.80x = 2,702,574,699.07
  5. Step 5: Solve for x
    x = 2,702,574,699.07/76,221.80
  6. Step 6: Final answer
    x = 35,456.72

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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.