Home / 45,189.55-67,771.36-17,481.07

Finding the Fourth Proportional to 45,189.55, 67,771.36 and 17,481.07

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Solution

The fourth proportional to 45,189.55, 67,771.36 and 17,481.07 is: 26,216.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,189.55 : 67,771.36 = 17,481.07 : x
  2. Step 2: Convert to fraction form
    45,189.55/67,771.36 = 17,481.07/x
  3. Step 3: Cross multiply
    45,189.55x = 67,771.36 × 17,481.07
  4. Step 4: Simplify right side
    45,189.55x = 1,184,715,888.16
  5. Step 5: Solve for x
    x = 1,184,715,888.16/45,189.55
  6. Step 6: Final answer
    x = 26,216.59

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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.