Home / 57,440.80-86,161.34-17,460.15

Finding the Fourth Proportional to 57,440.80, 86,161.34 and 17,460.15

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Solution

The fourth proportional to 57,440.80, 86,161.34 and 17,460.15 is: 26,190.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,440.80 : 86,161.34 = 17,460.15 : x
  2. Step 2: Convert to fraction form
    57,440.80/86,161.34 = 17,460.15/x
  3. Step 3: Cross multiply
    57,440.80x = 86,161.34 × 17,460.15
  4. Step 4: Simplify right side
    57,440.80x = 1,504,389,920.60
  5. Step 5: Solve for x
    x = 1,504,389,920.60/57,440.80
  6. Step 6: Final answer
    x = 26,190.27

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1.5x scale

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.