Home / 47,720.69-71,471.98-22,778.24

Finding the Fourth Proportional to 47,720.69, 71,471.98 and 22,778.24

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Solution

The fourth proportional to 47,720.69, 71,471.98 and 22,778.24 is: 34,115.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,720.69 : 71,471.98 = 22,778.24 : x
  2. Step 2: Convert to fraction form
    47,720.69/71,471.98 = 22,778.24/x
  3. Step 3: Cross multiply
    47,720.69x = 71,471.98 × 22,778.24
  4. Step 4: Simplify right side
    47,720.69x = 1,628,005,799.82
  5. Step 5: Solve for x
    x = 1,628,005,799.82/47,720.69
  6. Step 6: Final answer
    x = 34,115.31

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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.