Home / 175,788.18-263,679.48-42,669.54

Finding the Fourth Proportional to 175,788.18, 263,679.48 and 42,669.54

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Solution

The fourth proportional to 175,788.18, 263,679.48 and 42,669.54 is: 64,003.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,788.18 : 263,679.48 = 42,669.54 : x
  2. Step 2: Convert to fraction form
    175,788.18/263,679.48 = 42,669.54/x
  3. Step 3: Cross multiply
    175,788.18x = 263,679.48 × 42,669.54
  4. Step 4: Simplify right side
    175,788.18x = 11,251,082,119.04
  5. Step 5: Solve for x
    x = 11,251,082,119.04/175,788.18
  6. Step 6: Final answer
    x = 64,003.63

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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.