Home / 106,260.63-159,365.43-31,360.53

Finding the Fourth Proportional to 106,260.63, 159,365.43 and 31,360.53

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Solution

The fourth proportional to 106,260.63, 159,365.43 and 31,360.53 is: 47,033.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,260.63 : 159,365.43 = 31,360.53 : x
  2. Step 2: Convert to fraction form
    106,260.63/159,365.43 = 31,360.53/x
  3. Step 3: Cross multiply
    106,260.63x = 159,365.43 × 31,360.53
  4. Step 4: Simplify right side
    106,260.63x = 4,997,784,348.48
  5. Step 5: Solve for x
    x = 4,997,784,348.48/106,260.63
  6. Step 6: Final answer
    x = 47,033.26

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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.