Home / 94,578.48-130,516.56-51,558.42

Finding the Fourth Proportional to 94,578.48, 130,516.56 and 51,558.42

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Solution

The fourth proportional to 94,578.48, 130,516.56 and 51,558.42 is: 71,149.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,578.48 : 130,516.56 = 51,558.42 : x
  2. Step 2: Convert to fraction form
    94,578.48/130,516.56 = 51,558.42/x
  3. Step 3: Cross multiply
    94,578.48x = 130,516.56 × 51,558.42
  4. Step 4: Simplify right side
    94,578.48x = 6,729,227,617.44
  5. Step 5: Solve for x
    x = 6,729,227,617.44/94,578.48
  6. Step 6: Final answer
    x = 71,149.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.