Home / 50,108.72-75,058.49-30,054.61

Finding the Fourth Proportional to 50,108.72, 75,058.49 and 30,054.61

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Solution

The fourth proportional to 50,108.72, 75,058.49 and 30,054.61 is: 45,019.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,108.72 : 75,058.49 = 30,054.61 : x
  2. Step 2: Convert to fraction form
    50,108.72/75,058.49 = 30,054.61/x
  3. Step 3: Cross multiply
    50,108.72x = 75,058.49 × 30,054.61
  4. Step 4: Simplify right side
    50,108.72x = 2,255,853,813.10
  5. Step 5: Solve for x
    x = 2,255,853,813.10/50,108.72
  6. Step 6: Final answer
    x = 45,019.19

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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.