Home / 110,531.56-165,667.47-51,242.44

Finding the Fourth Proportional to 110,531.56, 165,667.47 and 51,242.44

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Solution

The fourth proportional to 110,531.56, 165,667.47 and 51,242.44 is: 76,803.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,531.56 : 165,667.47 = 51,242.44 : x
  2. Step 2: Convert to fraction form
    110,531.56/165,667.47 = 51,242.44/x
  3. Step 3: Cross multiply
    110,531.56x = 165,667.47 × 51,242.44
  4. Step 4: Simplify right side
    110,531.56x = 8,489,205,391.43
  5. Step 5: Solve for x
    x = 8,489,205,391.43/110,531.56
  6. Step 6: Final answer
    x = 76,803.45

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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.