Home / 42,343.88-63,578.32-23,660.60

Finding the Fourth Proportional to 42,343.88, 63,578.32 and 23,660.60

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Solution

The fourth proportional to 42,343.88, 63,578.32 and 23,660.60 is: 35,525.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,343.88 : 63,578.32 = 23,660.60 : x
  2. Step 2: Convert to fraction form
    42,343.88/63,578.32 = 23,660.60/x
  3. Step 3: Cross multiply
    42,343.88x = 63,578.32 × 23,660.60
  4. Step 4: Simplify right side
    42,343.88x = 1,504,301,198.19
  5. Step 5: Solve for x
    x = 1,504,301,198.19/42,343.88
  6. Step 6: Final answer
    x = 35,525.82

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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.