Home / 50,025.51-75,038.39-20,443.34

Finding the Fourth Proportional to 50,025.51, 75,038.39 and 20,443.34

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Solution

The fourth proportional to 50,025.51, 75,038.39 and 20,443.34 is: 30,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,025.51 : 75,038.39 = 20,443.34 : x
  2. Step 2: Convert to fraction form
    50,025.51/75,038.39 = 20,443.34/x
  3. Step 3: Cross multiply
    50,025.51x = 75,038.39 × 20,443.34
  4. Step 4: Simplify right side
    50,025.51x = 1,534,034,842.41
  5. Step 5: Solve for x
    x = 1,534,034,842.41/50,025.51
  6. Step 6: Final answer
    x = 30,665.05

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Similar ratio
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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.