Home / 75,160.74-103,723.38-41,170.68

Finding the Fourth Proportional to 75,160.74, 103,723.38 and 41,170.68

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Solution

The fourth proportional to 75,160.74, 103,723.38 and 41,170.68 is: 56,816.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,160.74 : 103,723.38 = 41,170.68 : x
  2. Step 2: Convert to fraction form
    75,160.74/103,723.38 = 41,170.68/x
  3. Step 3: Cross multiply
    75,160.74x = 103,723.38 × 41,170.68
  4. Step 4: Simplify right side
    75,160.74x = 4,270,362,086.50
  5. Step 5: Solve for x
    x = 4,270,362,086.50/75,160.74
  6. Step 6: Final answer
    x = 56,816.39

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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.