Home / 60,028.96-90,054.36-30,058.88

Finding the Fourth Proportional to 60,028.96, 90,054.36 and 30,058.88

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Solution

The fourth proportional to 60,028.96, 90,054.36 and 30,058.88 is: 45,093.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,028.96 : 90,054.36 = 30,058.88 : x
  2. Step 2: Convert to fraction form
    60,028.96/90,054.36 = 30,058.88/x
  3. Step 3: Cross multiply
    60,028.96x = 90,054.36 × 30,058.88
  4. Step 4: Simplify right side
    60,028.96x = 2,706,933,200.72
  5. Step 5: Solve for x
    x = 2,706,933,200.72/60,028.96
  6. Step 6: Final answer
    x = 45,093.79

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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.