Home / 47,742.36-71,589-25,265.16

Finding the Fourth Proportional to 47,742.36, 71,589 and 25,265.16

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Solution

The fourth proportional to 47,742.36, 71,589 and 25,265.16 is: 37,884.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,742.36 : 71,589 = 25,265.16 : x
  2. Step 2: Convert to fraction form
    47,742.36/71,589 = 25,265.16/x
  3. Step 3: Cross multiply
    47,742.36x = 71,589 × 25,265.16
  4. Step 4: Simplify right side
    47,742.36x = 1,808,707,539.24
  5. Step 5: Solve for x
    x = 1,808,707,539.24/47,742.36
  6. Step 6: Final answer
    x = 37,884.75

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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.