Home / 75,504.40-104,187-41,507.29

Finding the Fourth Proportional to 75,504.40, 104,187 and 41,507.29

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Solution

The fourth proportional to 75,504.40, 104,187 and 41,507.29 is: 57,275.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,504.40 : 104,187 = 41,507.29 : x
  2. Step 2: Convert to fraction form
    75,504.40/104,187 = 41,507.29/x
  3. Step 3: Cross multiply
    75,504.40x = 104,187 × 41,507.29
  4. Step 4: Simplify right side
    75,504.40x = 4,324,520,023.23
  5. Step 5: Solve for x
    x = 4,324,520,023.23/75,504.40
  6. Step 6: Final answer
    x = 57,275.07

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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.