Home / 49,514.55-74,242.16-15,765.99

Finding the Fourth Proportional to 49,514.55, 74,242.16 and 15,765.99

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Solution

The fourth proportional to 49,514.55, 74,242.16 and 15,765.99 is: 23,639.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,514.55 : 74,242.16 = 15,765.99 : x
  2. Step 2: Convert to fraction form
    49,514.55/74,242.16 = 15,765.99/x
  3. Step 3: Cross multiply
    49,514.55x = 74,242.16 × 15,765.99
  4. Step 4: Simplify right side
    49,514.55x = 1,170,501,073.31
  5. Step 5: Solve for x
    x = 1,170,501,073.31/49,514.55
  6. Step 6: Final answer
    x = 23,639.54

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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.