Home / 30,077.73-41,507.96-16,649.55

Finding the Fourth Proportional to 30,077.73, 41,507.96 and 16,649.55

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Solution

The fourth proportional to 30,077.73, 41,507.96 and 16,649.55 is: 22,976.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,077.73 : 41,507.96 = 16,649.55 : x
  2. Step 2: Convert to fraction form
    30,077.73/41,507.96 = 16,649.55/x
  3. Step 3: Cross multiply
    30,077.73x = 41,507.96 × 16,649.55
  4. Step 4: Simplify right side
    30,077.73x = 691,088,772.17
  5. Step 5: Solve for x
    x = 691,088,772.17/30,077.73
  6. Step 6: Final answer
    x = 22,976.76

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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.