Home / 75,984.80-114,010.00-40,917.47

Finding the Fourth Proportional to 75,984.80, 114,010.00 and 40,917.47

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Solution

The fourth proportional to 75,984.80, 114,010.00 and 40,917.47 is: 61,393.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,984.80 : 114,010.00 = 40,917.47 : x
  2. Step 2: Convert to fraction form
    75,984.80/114,010.00 = 40,917.47/x
  3. Step 3: Cross multiply
    75,984.80x = 114,010.00 × 40,917.47
  4. Step 4: Simplify right side
    75,984.80x = 4,665,000,082.36
  5. Step 5: Solve for x
    x = 4,665,000,082.36/75,984.80
  6. Step 6: Final answer
    x = 61,393.86

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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.