Home / 121,310.73-181,998.84-37,068.59

Finding the Fourth Proportional to 121,310.73, 181,998.84 and 37,068.59

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Solution

The fourth proportional to 121,310.73, 181,998.84 and 37,068.59 is: 55,612.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,310.73 : 181,998.84 = 37,068.59 : x
  2. Step 2: Convert to fraction form
    121,310.73/181,998.84 = 37,068.59/x
  3. Step 3: Cross multiply
    121,310.73x = 181,998.84 × 37,068.59
  4. Step 4: Simplify right side
    121,310.73x = 6,746,439,470.44
  5. Step 5: Solve for x
    x = 6,746,439,470.44/121,310.73
  6. Step 6: Final answer
    x = 55,612.88

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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.