Home / 106,243.06-159,327.44-31,343.32

Finding the Fourth Proportional to 106,243.06, 159,327.44 and 31,343.32

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Solution

The fourth proportional to 106,243.06, 159,327.44 and 31,343.32 is: 47,004.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,243.06 : 159,327.44 = 31,343.32 : x
  2. Step 2: Convert to fraction form
    106,243.06/159,327.44 = 31,343.32/x
  3. Step 3: Cross multiply
    106,243.06x = 159,327.44 × 31,343.32
  4. Step 4: Simplify right side
    106,243.06x = 4,993,850,936.70
  5. Step 5: Solve for x
    x = 4,993,850,936.70/106,243.06
  6. Step 6: Final answer
    x = 47,004.02

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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.