Home / 74,721.78-112,096-24,804.86

Finding the Fourth Proportional to 74,721.78, 112,096 and 24,804.86

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Solution

The fourth proportional to 74,721.78, 112,096 and 24,804.86 is: 37,211.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,721.78 : 112,096 = 24,804.86 : x
  2. Step 2: Convert to fraction form
    74,721.78/112,096 = 24,804.86/x
  3. Step 3: Cross multiply
    74,721.78x = 112,096 × 24,804.86
  4. Step 4: Simplify right side
    74,721.78x = 2,780,525,586.56
  5. Step 5: Solve for x
    x = 2,780,525,586.56/74,721.78
  6. Step 6: Final answer
    x = 37,211.72

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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.