Home / 55,564.22-83,317.98-18,100.20

Finding the Fourth Proportional to 55,564.22, 83,317.98 and 18,100.20

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Solution

The fourth proportional to 55,564.22, 83,317.98 and 18,100.20 is: 27,141.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,564.22 : 83,317.98 = 18,100.20 : x
  2. Step 2: Convert to fraction form
    55,564.22/83,317.98 = 18,100.20/x
  3. Step 3: Cross multiply
    55,564.22x = 83,317.98 × 18,100.20
  4. Step 4: Simplify right side
    55,564.22x = 1,508,072,101.60
  5. Step 5: Solve for x
    x = 1,508,072,101.60/55,564.22
  6. Step 6: Final answer
    x = 27,141.06

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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.