Home / 106,260.69-159,353.83-31,361.01

Finding the Fourth Proportional to 106,260.69, 159,353.83 and 31,361.01

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Solution

The fourth proportional to 106,260.69, 159,353.83 and 31,361.01 is: 47,030.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,260.69 : 159,353.83 = 31,361.01 : x
  2. Step 2: Convert to fraction form
    106,260.69/159,353.83 = 31,361.01/x
  3. Step 3: Cross multiply
    106,260.69x = 159,353.83 × 31,361.01
  4. Step 4: Simplify right side
    106,260.69x = 4,997,496,497.79
  5. Step 5: Solve for x
    x = 4,997,496,497.79/106,260.69
  6. Step 6: Final answer
    x = 47,030.53

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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.