Home / 58,720.87-81,029.32-33,229.56

Finding the Fourth Proportional to 58,720.87, 81,029.32 and 33,229.56

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Solution

The fourth proportional to 58,720.87, 81,029.32 and 33,229.56 is: 45,853.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,720.87 : 81,029.32 = 33,229.56 : x
  2. Step 2: Convert to fraction form
    58,720.87/81,029.32 = 33,229.56/x
  3. Step 3: Cross multiply
    58,720.87x = 81,029.32 × 33,229.56
  4. Step 4: Simplify right side
    58,720.87x = 2,692,568,650.70
  5. Step 5: Solve for x
    x = 2,692,568,650.70/58,720.87
  6. Step 6: Final answer
    x = 45,853.69

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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.