Home / 39,221.32-54,126.66-29,773.48

Finding the Fourth Proportional to 39,221.32, 54,126.66 and 29,773.48

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Solution

The fourth proportional to 39,221.32, 54,126.66 and 29,773.48 is: 41,088.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,221.32 : 54,126.66 = 29,773.48 : x
  2. Step 2: Convert to fraction form
    39,221.32/54,126.66 = 29,773.48/x
  3. Step 3: Cross multiply
    39,221.32x = 54,126.66 × 29,773.48
  4. Step 4: Simplify right side
    39,221.32x = 1,611,539,028.98
  5. Step 5: Solve for x
    x = 1,611,539,028.98/39,221.32
  6. Step 6: Final answer
    x = 41,088.34

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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.