Home / 76,528.80-114,800.76-23,939.28

Finding the Fourth Proportional to 76,528.80, 114,800.76 and 23,939.28

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Solution

The fourth proportional to 76,528.80, 114,800.76 and 23,939.28 is: 35,911.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,528.80 : 114,800.76 = 23,939.28 : x
  2. Step 2: Convert to fraction form
    76,528.80/114,800.76 = 23,939.28/x
  3. Step 3: Cross multiply
    76,528.80x = 114,800.76 × 23,939.28
  4. Step 4: Simplify right side
    76,528.80x = 2,748,247,537.85
  5. Step 5: Solve for x
    x = 2,748,247,537.85/76,528.80
  6. Step 6: Final answer
    x = 35,911.28

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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.