Home / 42,672.74-63,961.44-15,993.08

Finding the Fourth Proportional to 42,672.74, 63,961.44 and 15,993.08

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Solution

The fourth proportional to 42,672.74, 63,961.44 and 15,993.08 is: 23,971.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,672.74 : 63,961.44 = 15,993.08 : x
  2. Step 2: Convert to fraction form
    42,672.74/63,961.44 = 15,993.08/x
  3. Step 3: Cross multiply
    42,672.74x = 63,961.44 × 15,993.08
  4. Step 4: Simplify right side
    42,672.74x = 1,022,940,426.84
  5. Step 5: Solve for x
    x = 1,022,940,426.84/42,672.74
  6. Step 6: Final answer
    x = 23,971.75

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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.