Home / 75,416.41-104,063.07-43,579.15

Finding the Fourth Proportional to 75,416.41, 104,063.07 and 43,579.15

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Solution

The fourth proportional to 75,416.41, 104,063.07 and 43,579.15 is: 60,132.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,416.41 : 104,063.07 = 43,579.15 : x
  2. Step 2: Convert to fraction form
    75,416.41/104,063.07 = 43,579.15/x
  3. Step 3: Cross multiply
    75,416.41x = 104,063.07 × 43,579.15
  4. Step 4: Simplify right side
    75,416.41x = 4,534,980,136.99
  5. Step 5: Solve for x
    x = 4,534,980,136.99/75,416.41
  6. Step 6: Final answer
    x = 60,132.54

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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.