Home / 75,400.13-104,052.30-41,403.22

Finding the Fourth Proportional to 75,400.13, 104,052.30 and 41,403.22

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Solution

The fourth proportional to 75,400.13, 104,052.30 and 41,403.22 is: 57,136.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,400.13 : 104,052.30 = 41,403.22 : x
  2. Step 2: Convert to fraction form
    75,400.13/104,052.30 = 41,403.22/x
  3. Step 3: Cross multiply
    75,400.13x = 104,052.30 × 41,403.22
  4. Step 4: Simplify right side
    75,400.13x = 4,308,099,853.01
  5. Step 5: Solve for x
    x = 4,308,099,853.01/75,400.13
  6. Step 6: Final answer
    x = 57,136.50

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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.