Home / 47,742.63-71,634.21-25,550.25

Finding the Fourth Proportional to 47,742.63, 71,634.21 and 25,550.25

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Solution

The fourth proportional to 47,742.63, 71,634.21 and 25,550.25 is: 38,336.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,742.63 : 71,634.21 = 25,550.25 : x
  2. Step 2: Convert to fraction form
    47,742.63/71,634.21 = 25,550.25/x
  3. Step 3: Cross multiply
    47,742.63x = 71,634.21 × 25,550.25
  4. Step 4: Simplify right side
    47,742.63x = 1,830,271,974.05
  5. Step 5: Solve for x
    x = 1,830,271,974.05/47,742.63
  6. Step 6: Final answer
    x = 38,336.22

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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.