Home / 75,785.48-113,687.01-25,189.04

Finding the Fourth Proportional to 75,785.48, 113,687.01 and 25,189.04

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Solution

The fourth proportional to 75,785.48, 113,687.01 and 25,189.04 is: 37,786.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,785.48 : 113,687.01 = 25,189.04 : x
  2. Step 2: Convert to fraction form
    75,785.48/113,687.01 = 25,189.04/x
  3. Step 3: Cross multiply
    75,785.48x = 113,687.01 × 25,189.04
  4. Step 4: Simplify right side
    75,785.48x = 2,863,666,642.37
  5. Step 5: Solve for x
    x = 2,863,666,642.37/75,785.48
  6. Step 6: Final answer
    x = 37,786.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.