Home / 35,977.87-49,649.75-20,063.35

Finding the Fourth Proportional to 35,977.87, 49,649.75 and 20,063.35

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Solution

The fourth proportional to 35,977.87, 49,649.75 and 20,063.35 is: 27,687.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,977.87 : 49,649.75 = 20,063.35 : x
  2. Step 2: Convert to fraction form
    35,977.87/49,649.75 = 20,063.35/x
  3. Step 3: Cross multiply
    35,977.87x = 49,649.75 × 20,063.35
  4. Step 4: Simplify right side
    35,977.87x = 996,140,311.66
  5. Step 5: Solve for x
    x = 996,140,311.66/35,977.87
  6. Step 6: Final answer
    x = 27,687.58

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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.