Home / 39,105.01-53,964.21-22,108.96

Finding the Fourth Proportional to 39,105.01, 53,964.21 and 22,108.96

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Solution

The fourth proportional to 39,105.01, 53,964.21 and 22,108.96 is: 30,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,105.01 : 53,964.21 = 22,108.96 : x
  2. Step 2: Convert to fraction form
    39,105.01/53,964.21 = 22,108.96/x
  3. Step 3: Cross multiply
    39,105.01x = 53,964.21 × 22,108.96
  4. Step 4: Simplify right side
    39,105.01x = 1,193,092,560.32
  5. Step 5: Solve for x
    x = 1,193,092,560.32/39,105.01
  6. Step 6: Final answer
    x = 30,509.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.