Home / 248,711.36-373,177.20-130,354.56

Finding the Fourth Proportional to 248,711.36, 373,177.20 and 130,354.56

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Solution

The fourth proportional to 248,711.36, 373,177.20 and 130,354.56 is: 195,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,711.36 : 373,177.20 = 130,354.56 : x
  2. Step 2: Convert to fraction form
    248,711.36/373,177.20 = 130,354.56/x
  3. Step 3: Cross multiply
    248,711.36x = 373,177.20 × 130,354.56
  4. Step 4: Simplify right side
    248,711.36x = 48,645,349,708.03
  5. Step 5: Solve for x
    x = 48,645,349,708.03/248,711.36
  6. Step 6: Final answer
    x = 195,589.58

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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.