Home / 56,180.70-84,261.83-18,741.06

Finding the Fourth Proportional to 56,180.70, 84,261.83 and 18,741.06

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Solution

The fourth proportional to 56,180.70, 84,261.83 and 18,741.06 is: 28,108.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,180.70 : 84,261.83 = 18,741.06 : x
  2. Step 2: Convert to fraction form
    56,180.70/84,261.83 = 18,741.06/x
  3. Step 3: Cross multiply
    56,180.70x = 84,261.83 × 18,741.06
  4. Step 4: Simplify right side
    56,180.70x = 1,579,155,918.03
  5. Step 5: Solve for x
    x = 1,579,155,918.03/56,180.70
  6. Step 6: Final answer
    x = 28,108.51

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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.