Home / 59,650.12-89,419.56-20,179.78

Finding the Fourth Proportional to 59,650.12, 89,419.56 and 20,179.78

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Solution

The fourth proportional to 59,650.12, 89,419.56 and 20,179.78 is: 30,250.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,650.12 : 89,419.56 = 20,179.78 : x
  2. Step 2: Convert to fraction form
    59,650.12/89,419.56 = 20,179.78/x
  3. Step 3: Cross multiply
    59,650.12x = 89,419.56 × 20,179.78
  4. Step 4: Simplify right side
    59,650.12x = 1,804,467,048.50
  5. Step 5: Solve for x
    x = 1,804,467,048.50/59,650.12
  6. Step 6: Final answer
    x = 30,250.85

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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.