Home / 51,350.14-77,020.75-36,421.44

Finding the Fourth Proportional to 51,350.14, 77,020.75 and 36,421.44

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Solution

The fourth proportional to 51,350.14, 77,020.75 and 36,421.44 is: 54,629.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,350.14 : 77,020.75 = 36,421.44 : x
  2. Step 2: Convert to fraction form
    51,350.14/77,020.75 = 36,421.44/x
  3. Step 3: Cross multiply
    51,350.14x = 77,020.75 × 36,421.44
  4. Step 4: Simplify right side
    51,350.14x = 2,805,206,624.88
  5. Step 5: Solve for x
    x = 2,805,206,624.88/51,350.14
  6. Step 6: Final answer
    x = 54,629.00

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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.