Home / 49,621.56-74,432.07-18,031.56

Finding the Fourth Proportional to 49,621.56, 74,432.07 and 18,031.56

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Solution

The fourth proportional to 49,621.56, 74,432.07 and 18,031.56 is: 27,047.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,621.56 : 74,432.07 = 18,031.56 : x
  2. Step 2: Convert to fraction form
    49,621.56/74,432.07 = 18,031.56/x
  3. Step 3: Cross multiply
    49,621.56x = 74,432.07 × 18,031.56
  4. Step 4: Simplify right side
    49,621.56x = 1,342,126,336.13
  5. Step 5: Solve for x
    x = 1,342,126,336.13/49,621.56
  6. Step 6: Final answer
    x = 27,047.24

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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.