Home / 75,710.78-113,588.34-22,404.12

Finding the Fourth Proportional to 75,710.78, 113,588.34 and 22,404.12

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Solution

The fourth proportional to 75,710.78, 113,588.34 and 22,404.12 is: 33,612.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,710.78 : 113,588.34 = 22,404.12 : x
  2. Step 2: Convert to fraction form
    75,710.78/113,588.34 = 22,404.12/x
  3. Step 3: Cross multiply
    75,710.78x = 113,588.34 × 22,404.12
  4. Step 4: Simplify right side
    75,710.78x = 2,544,846,799.96
  5. Step 5: Solve for x
    x = 2,544,846,799.96/75,710.78
  6. Step 6: Final answer
    x = 33,612.74

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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.