Home / 49,960.56-74,948.16-18,803.04

Finding the Fourth Proportional to 49,960.56, 74,948.16 and 18,803.04

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Solution

The fourth proportional to 49,960.56, 74,948.16 and 18,803.04 is: 28,207.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,960.56 : 74,948.16 = 18,803.04 : x
  2. Step 2: Convert to fraction form
    49,960.56/74,948.16 = 18,803.04/x
  3. Step 3: Cross multiply
    49,960.56x = 74,948.16 × 18,803.04
  4. Step 4: Simplify right side
    49,960.56x = 1,409,253,250.41
  5. Step 5: Solve for x
    x = 1,409,253,250.41/49,960.56
  6. Step 6: Final answer
    x = 28,207.31

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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.