Home / 47,201.88-70,802.82-19,500.60

Finding the Fourth Proportional to 47,201.88, 70,802.82 and 19,500.60

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Solution

The fourth proportional to 47,201.88, 70,802.82 and 19,500.60 is: 29,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,201.88 : 70,802.82 = 19,500.60 : x
  2. Step 2: Convert to fraction form
    47,201.88/70,802.82 = 19,500.60/x
  3. Step 3: Cross multiply
    47,201.88x = 70,802.82 × 19,500.60
  4. Step 4: Simplify right side
    47,201.88x = 1,380,697,471.69
  5. Step 5: Solve for x
    x = 1,380,697,471.69/47,201.88
  6. Step 6: Final answer
    x = 29,250.90

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1.5x scale

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.