Home / 48,129.44-72,193.32-20,064.56

Finding the Fourth Proportional to 48,129.44, 72,193.32 and 20,064.56

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Solution

The fourth proportional to 48,129.44, 72,193.32 and 20,064.56 is: 30,096.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,129.44 : 72,193.32 = 20,064.56 : x
  2. Step 2: Convert to fraction form
    48,129.44/72,193.32 = 20,064.56/x
  3. Step 3: Cross multiply
    48,129.44x = 72,193.32 × 20,064.56
  4. Step 4: Simplify right side
    48,129.44x = 1,448,527,200.74
  5. Step 5: Solve for x
    x = 1,448,527,200.74/48,129.44
  6. Step 6: Final answer
    x = 30,096.49

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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.