Home / 129,580.24-194,375.48-36,094.16

Finding the Fourth Proportional to 129,580.24, 194,375.48 and 36,094.16

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Solution

The fourth proportional to 129,580.24, 194,375.48 and 36,094.16 is: 54,142.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,580.24 : 194,375.48 = 36,094.16 : x
  2. Step 2: Convert to fraction form
    129,580.24/194,375.48 = 36,094.16/x
  3. Step 3: Cross multiply
    129,580.24x = 194,375.48 × 36,094.16
  4. Step 4: Simplify right side
    129,580.24x = 7,015,819,675.20
  5. Step 5: Solve for x
    x = 7,015,819,675.20/129,580.24
  6. Step 6: Final answer
    x = 54,142.67

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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.