Home / 65,171.33-97,754.05-17,786.25

Finding the Fourth Proportional to 65,171.33, 97,754.05 and 17,786.25

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Solution

The fourth proportional to 65,171.33, 97,754.05 and 17,786.25 is: 26,678.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,171.33 : 97,754.05 = 17,786.25 : x
  2. Step 2: Convert to fraction form
    65,171.33/97,754.05 = 17,786.25/x
  3. Step 3: Cross multiply
    65,171.33x = 97,754.05 × 17,786.25
  4. Step 4: Simplify right side
    65,171.33x = 1,738,677,971.81
  5. Step 5: Solve for x
    x = 1,738,677,971.81/65,171.33
  6. Step 6: Final answer
    x = 26,678.57

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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.