Home / 65,299.24-90,118.20-37,006.75

Finding the Fourth Proportional to 65,299.24, 90,118.20 and 37,006.75

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Solution

The fourth proportional to 65,299.24, 90,118.20 and 37,006.75 is: 51,072.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,299.24 : 90,118.20 = 37,006.75 : x
  2. Step 2: Convert to fraction form
    65,299.24/90,118.20 = 37,006.75/x
  3. Step 3: Cross multiply
    65,299.24x = 90,118.20 × 37,006.75
  4. Step 4: Simplify right side
    65,299.24x = 3,334,981,697.85
  5. Step 5: Solve for x
    x = 3,334,981,697.85/65,299.24
  6. Step 6: Final answer
    x = 51,072.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.