Home / 50,026.03-75,039.18-20,443.87

Finding the Fourth Proportional to 50,026.03, 75,039.18 and 20,443.87

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Solution

The fourth proportional to 50,026.03, 75,039.18 and 20,443.87 is: 30,665.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,026.03 : 75,039.18 = 20,443.87 : x
  2. Step 2: Convert to fraction form
    50,026.03/75,039.18 = 20,443.87/x
  3. Step 3: Cross multiply
    50,026.03x = 75,039.18 × 20,443.87
  4. Step 4: Simplify right side
    50,026.03x = 1,534,091,219.41
  5. Step 5: Solve for x
    x = 1,534,091,219.41/50,026.03
  6. Step 6: Final answer
    x = 30,665.86

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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.