Home / 64,920.60-97,383.33-18,172.26

Finding the Fourth Proportional to 64,920.60, 97,383.33 and 18,172.26

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Solution

The fourth proportional to 64,920.60, 97,383.33 and 18,172.26 is: 27,259.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,920.60 : 97,383.33 = 18,172.26 : x
  2. Step 2: Convert to fraction form
    64,920.60/97,383.33 = 18,172.26/x
  3. Step 3: Cross multiply
    64,920.60x = 97,383.33 × 18,172.26
  4. Step 4: Simplify right side
    64,920.60x = 1,769,675,192.43
  5. Step 5: Solve for x
    x = 1,769,675,192.43/64,920.60
  6. Step 6: Final answer
    x = 27,259.07

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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.