Home / 97,233.10-145,558.05-57,769.90

Finding the Fourth Proportional to 97,233.10, 145,558.05 and 57,769.90

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Solution

The fourth proportional to 97,233.10, 145,558.05 and 57,769.90 is: 86,481.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,233.10 : 145,558.05 = 57,769.90 : x
  2. Step 2: Convert to fraction form
    97,233.10/145,558.05 = 57,769.90/x
  3. Step 3: Cross multiply
    97,233.10x = 145,558.05 × 57,769.90
  4. Step 4: Simplify right side
    97,233.10x = 8,408,873,992.70
  5. Step 5: Solve for x
    x = 8,408,873,992.70/97,233.10
  6. Step 6: Final answer
    x = 86,481.60

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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.