Home / 70,968.24-106,444.44-18,382.32

Finding the Fourth Proportional to 70,968.24, 106,444.44 and 18,382.32

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Solution

The fourth proportional to 70,968.24, 106,444.44 and 18,382.32 is: 27,571.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,968.24 : 106,444.44 = 18,382.32 : x
  2. Step 2: Convert to fraction form
    70,968.24/106,444.44 = 18,382.32/x
  3. Step 3: Cross multiply
    70,968.24x = 106,444.44 × 18,382.32
  4. Step 4: Simplify right side
    70,968.24x = 1,956,695,758.30
  5. Step 5: Solve for x
    x = 1,956,695,758.30/70,968.24
  6. Step 6: Final answer
    x = 27,571.43

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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.