Home / 137,058.75-205,618.37-58,240.35

Finding the Fourth Proportional to 137,058.75, 205,618.37 and 58,240.35

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Solution

The fourth proportional to 137,058.75, 205,618.37 and 58,240.35 is: 87,373.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,058.75 : 205,618.37 = 58,240.35 : x
  2. Step 2: Convert to fraction form
    137,058.75/205,618.37 = 58,240.35/x
  3. Step 3: Cross multiply
    137,058.75x = 205,618.37 × 58,240.35
  4. Step 4: Simplify right side
    137,058.75x = 11,975,285,544.03
  5. Step 5: Solve for x
    x = 11,975,285,544.03/137,058.75
  6. Step 6: Final answer
    x = 87,373.37

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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.