Home / 57,945.85-86,763.05-36,771.25

Finding the Fourth Proportional to 57,945.85, 86,763.05 and 36,771.25

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Solution

The fourth proportional to 57,945.85, 86,763.05 and 36,771.25 is: 55,058.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,945.85 : 86,763.05 = 36,771.25 : x
  2. Step 2: Convert to fraction form
    57,945.85/86,763.05 = 36,771.25/x
  3. Step 3: Cross multiply
    57,945.85x = 86,763.05 × 36,771.25
  4. Step 4: Simplify right side
    57,945.85x = 3,190,385,852.41
  5. Step 5: Solve for x
    x = 3,190,385,852.41/57,945.85
  6. Step 6: Final answer
    x = 55,058.05

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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.