Home / 47,144.47-70,763.18-34,629.36

Finding the Fourth Proportional to 47,144.47, 70,763.18 and 34,629.36

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Solution

The fourth proportional to 47,144.47, 70,763.18 and 34,629.36 is: 51,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,144.47 : 70,763.18 = 34,629.36 : x
  2. Step 2: Convert to fraction form
    47,144.47/70,763.18 = 34,629.36/x
  3. Step 3: Cross multiply
    47,144.47x = 70,763.18 × 34,629.36
  4. Step 4: Simplify right side
    47,144.47x = 2,450,483,634.96
  5. Step 5: Solve for x
    x = 2,450,483,634.96/47,144.47
  6. Step 6: Final answer
    x = 51,978.18

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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.