Home / 106,579.51-159,840.10-40,014.52

Finding the Fourth Proportional to 106,579.51, 159,840.10 and 40,014.52

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Solution

The fourth proportional to 106,579.51, 159,840.10 and 40,014.52 is: 60,010.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,579.51 : 159,840.10 = 40,014.52 : x
  2. Step 2: Convert to fraction form
    106,579.51/159,840.10 = 40,014.52/x
  3. Step 3: Cross multiply
    106,579.51x = 159,840.10 × 40,014.52
  4. Step 4: Simplify right side
    106,579.51x = 6,395,924,878.25
  5. Step 5: Solve for x
    x = 6,395,924,878.25/106,579.51
  6. Step 6: Final answer
    x = 60,010.83

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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.