Home / 50,139.28-69,192.18-29,996.98

Finding the Fourth Proportional to 50,139.28, 69,192.18 and 29,996.98

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Solution

The fourth proportional to 50,139.28, 69,192.18 and 29,996.98 is: 41,395.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,139.28 : 69,192.18 = 29,996.98 : x
  2. Step 2: Convert to fraction form
    50,139.28/69,192.18 = 29,996.98/x
  3. Step 3: Cross multiply
    50,139.28x = 69,192.18 × 29,996.98
  4. Step 4: Simplify right side
    50,139.28x = 2,075,556,439.62
  5. Step 5: Solve for x
    x = 2,075,556,439.62/50,139.28
  6. Step 6: Final answer
    x = 41,395.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.