Home / 50,037.32-75,064.18-20,447.22

Finding the Fourth Proportional to 50,037.32, 75,064.18 and 20,447.22

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Solution

The fourth proportional to 50,037.32, 75,064.18 and 20,447.22 is: 30,674.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,037.32 : 75,064.18 = 20,447.22 : x
  2. Step 2: Convert to fraction form
    50,037.32/75,064.18 = 20,447.22/x
  3. Step 3: Cross multiply
    50,037.32x = 75,064.18 × 20,447.22
  4. Step 4: Simplify right side
    50,037.32x = 1,534,853,802.58
  5. Step 5: Solve for x
    x = 1,534,853,802.58/50,037.32
  6. Step 6: Final answer
    x = 30,674.18

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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.