Home / 28,774.74-43,146.36-10,049.88

Finding the Fourth Proportional to 28,774.74, 43,146.36 and 10,049.88

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Solution

The fourth proportional to 28,774.74, 43,146.36 and 10,049.88 is: 15,069.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,774.74 : 43,146.36 = 10,049.88 : x
  2. Step 2: Convert to fraction form
    28,774.74/43,146.36 = 10,049.88/x
  3. Step 3: Cross multiply
    28,774.74x = 43,146.36 × 10,049.88
  4. Step 4: Simplify right side
    28,774.74x = 433,615,740.44
  5. Step 5: Solve for x
    x = 433,615,740.44/28,774.74
  6. Step 6: Final answer
    x = 15,069.32

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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.