Home / 54,670.44-75,449.64-30,795.72

Finding the Fourth Proportional to 54,670.44, 75,449.64 and 30,795.72

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Solution

The fourth proportional to 54,670.44, 75,449.64 and 30,795.72 is: 42,500.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,670.44 : 75,449.64 = 30,795.72 : x
  2. Step 2: Convert to fraction form
    54,670.44/75,449.64 = 30,795.72/x
  3. Step 3: Cross multiply
    54,670.44x = 75,449.64 × 30,795.72
  4. Step 4: Simplify right side
    54,670.44x = 2,323,525,987.54
  5. Step 5: Solve for x
    x = 2,323,525,987.54/54,670.44
  6. Step 6: Final answer
    x = 42,500.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.