Home / 75,589.40-104,317.69-43,329.39

Finding the Fourth Proportional to 75,589.40, 104,317.69 and 43,329.39

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Solution

The fourth proportional to 75,589.40, 104,317.69 and 43,329.39 is: 59,797.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,589.40 : 104,317.69 = 43,329.39 : x
  2. Step 2: Convert to fraction form
    75,589.40/104,317.69 = 43,329.39/x
  3. Step 3: Cross multiply
    75,589.40x = 104,317.69 × 43,329.39
  4. Step 4: Simplify right side
    75,589.40x = 4,520,021,873.91
  5. Step 5: Solve for x
    x = 4,520,021,873.91/75,589.40
  6. Step 6: Final answer
    x = 59,797.03

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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.