Home / 75,421.08-113,085.12-25,496.46

Finding the Fourth Proportional to 75,421.08, 113,085.12 and 25,496.46

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Solution

The fourth proportional to 75,421.08, 113,085.12 and 25,496.46 is: 38,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,421.08 : 113,085.12 = 25,496.46 : x
  2. Step 2: Convert to fraction form
    75,421.08/113,085.12 = 25,496.46/x
  3. Step 3: Cross multiply
    75,421.08x = 113,085.12 × 25,496.46
  4. Step 4: Simplify right side
    75,421.08x = 2,883,270,238.68
  5. Step 5: Solve for x
    x = 2,883,270,238.68/75,421.08
  6. Step 6: Final answer
    x = 38,228.97

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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.