Home / 49,342.15-74,017.91-13,803.48

Finding the Fourth Proportional to 49,342.15, 74,017.91 and 13,803.48

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Solution

The fourth proportional to 49,342.15, 74,017.91 and 13,803.48 is: 20,706.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,342.15 : 74,017.91 = 13,803.48 : x
  2. Step 2: Convert to fraction form
    49,342.15/74,017.91 = 13,803.48/x
  3. Step 3: Cross multiply
    49,342.15x = 74,017.91 × 13,803.48
  4. Step 4: Simplify right side
    49,342.15x = 1,021,704,481.98
  5. Step 5: Solve for x
    x = 1,021,704,481.98/49,342.15
  6. Step 6: Final answer
    x = 20,706.53

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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.