Home / 121,916.10-182,872.94-33,168.86

Finding the Fourth Proportional to 121,916.10, 182,872.94 and 33,168.86

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Solution

The fourth proportional to 121,916.10, 182,872.94 and 33,168.86 is: 49,752.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,916.10 : 182,872.94 = 33,168.86 : x
  2. Step 2: Convert to fraction form
    121,916.10/182,872.94 = 33,168.86/x
  3. Step 3: Cross multiply
    121,916.10x = 182,872.94 × 33,168.86
  4. Step 4: Simplify right side
    121,916.10x = 6,065,686,944.65
  5. Step 5: Solve for x
    x = 6,065,686,944.65/121,916.10
  6. Step 6: Final answer
    x = 49,752.96

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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.