Home / 49,588.80-74,324.87-40,782.48

Finding the Fourth Proportional to 49,588.80, 74,324.87 and 40,782.48

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Solution

The fourth proportional to 49,588.80, 74,324.87 and 40,782.48 is: 61,125.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,588.80 : 74,324.87 = 40,782.48 : x
  2. Step 2: Convert to fraction form
    49,588.80/74,324.87 = 40,782.48/x
  3. Step 3: Cross multiply
    49,588.80x = 74,324.87 × 40,782.48
  4. Step 4: Simplify right side
    49,588.80x = 3,031,152,524.28
  5. Step 5: Solve for x
    x = 3,031,152,524.28/49,588.80
  6. Step 6: Final answer
    x = 61,125.75

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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.