Home / 40,435.94-60,665.64-16,739.12

Finding the Fourth Proportional to 40,435.94, 60,665.64 and 16,739.12

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Solution

The fourth proportional to 40,435.94, 60,665.64 and 16,739.12 is: 25,113.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,435.94 : 60,665.64 = 16,739.12 : x
  2. Step 2: Convert to fraction form
    40,435.94/60,665.64 = 16,739.12/x
  3. Step 3: Cross multiply
    40,435.94x = 60,665.64 × 16,739.12
  4. Step 4: Simplify right side
    40,435.94x = 1,015,489,427.84
  5. Step 5: Solve for x
    x = 1,015,489,427.84/40,435.94
  6. Step 6: Final answer
    x = 25,113.54

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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.