Home / 161,676.03-223,104.06-89,076.54

Finding the Fourth Proportional to 161,676.03, 223,104.06 and 89,076.54

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Solution

The fourth proportional to 161,676.03, 223,104.06 and 89,076.54 is: 122,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,676.03 : 223,104.06 = 89,076.54 : x
  2. Step 2: Convert to fraction form
    161,676.03/223,104.06 = 89,076.54/x
  3. Step 3: Cross multiply
    161,676.03x = 223,104.06 × 89,076.54
  4. Step 4: Simplify right side
    161,676.03x = 19,873,337,724.75
  5. Step 5: Solve for x
    x = 19,873,337,724.75/161,676.03
  6. Step 6: Final answer
    x = 122,920.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.