Home / 38,080.89-57,154.14-18,376.02

Finding the Fourth Proportional to 38,080.89, 57,154.14 and 18,376.02

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Solution

The fourth proportional to 38,080.89, 57,154.14 and 18,376.02 is: 27,579.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,080.89 : 57,154.14 = 18,376.02 : x
  2. Step 2: Convert to fraction form
    38,080.89/57,154.14 = 18,376.02/x
  3. Step 3: Cross multiply
    38,080.89x = 57,154.14 × 18,376.02
  4. Step 4: Simplify right side
    38,080.89x = 1,050,265,619.72
  5. Step 5: Solve for x
    x = 1,050,265,619.72/38,080.89
  6. Step 6: Final answer
    x = 27,579.86

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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.