Home / 49,964.88-74,973.20-36,227.28

Finding the Fourth Proportional to 49,964.88, 74,973.20 and 36,227.28

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Solution

The fourth proportional to 49,964.88, 74,973.20 and 36,227.28 is: 54,359.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,964.88 : 74,973.20 = 36,227.28 : x
  2. Step 2: Convert to fraction form
    49,964.88/74,973.20 = 36,227.28/x
  3. Step 3: Cross multiply
    49,964.88x = 74,973.20 × 36,227.28
  4. Step 4: Simplify right side
    49,964.88x = 2,716,075,108.90
  5. Step 5: Solve for x
    x = 2,716,075,108.90/49,964.88
  6. Step 6: Final answer
    x = 54,359.68

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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.