Home / 75,621.24-104,341.50-43,788.24

Finding the Fourth Proportional to 75,621.24, 104,341.50 and 43,788.24

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Solution

The fourth proportional to 75,621.24, 104,341.50 and 43,788.24 is: 60,418.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,621.24 : 104,341.50 = 43,788.24 : x
  2. Step 2: Convert to fraction form
    75,621.24/104,341.50 = 43,788.24/x
  3. Step 3: Cross multiply
    75,621.24x = 104,341.50 × 43,788.24
  4. Step 4: Simplify right side
    75,621.24x = 4,568,930,643.96
  5. Step 5: Solve for x
    x = 4,568,930,643.96/75,621.24
  6. Step 6: Final answer
    x = 60,418.62

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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.