Home / 49,064.80-73,520.40-41,231.20

Finding the Fourth Proportional to 49,064.80, 73,520.40 and 41,231.20

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Solution

The fourth proportional to 49,064.80, 73,520.40 and 41,231.20 is: 61,782.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,064.80 : 73,520.40 = 41,231.20 : x
  2. Step 2: Convert to fraction form
    49,064.80/73,520.40 = 41,231.20/x
  3. Step 3: Cross multiply
    49,064.80x = 73,520.40 × 41,231.20
  4. Step 4: Simplify right side
    49,064.80x = 3,031,334,316.48
  5. Step 5: Solve for x
    x = 3,031,334,316.48/49,064.80
  6. Step 6: Final answer
    x = 61,782.26

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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.