Home / 50,371.36-75,557.04-20,756.67

Finding the Fourth Proportional to 50,371.36, 75,557.04 and 20,756.67

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Solution

The fourth proportional to 50,371.36, 75,557.04 and 20,756.67 is: 31,135.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,371.36 : 75,557.04 = 20,756.67 : x
  2. Step 2: Convert to fraction form
    50,371.36/75,557.04 = 20,756.67/x
  3. Step 3: Cross multiply
    50,371.36x = 75,557.04 × 20,756.67
  4. Step 4: Simplify right side
    50,371.36x = 1,568,312,545.46
  5. Step 5: Solve for x
    x = 1,568,312,545.46/50,371.36
  6. Step 6: Final answer
    x = 31,135.01

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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.