Home / 50,722.00-69,990.99-28,060.43

Finding the Fourth Proportional to 50,722.00, 69,990.99 and 28,060.43

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Solution

The fourth proportional to 50,722.00, 69,990.99 and 28,060.43 is: 38,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,722.00 : 69,990.99 = 28,060.43 : x
  2. Step 2: Convert to fraction form
    50,722.00/69,990.99 = 28,060.43/x
  3. Step 3: Cross multiply
    50,722.00x = 69,990.99 × 28,060.43
  4. Step 4: Simplify right side
    50,722.00x = 1,963,976,820.34
  5. Step 5: Solve for x
    x = 1,963,976,820.34/50,722.00
  6. Step 6: Final answer
    x = 38,720.42

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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.