Home / 248,767.20-373,149.04-71,274.40

Finding the Fourth Proportional to 248,767.20, 373,149.04 and 71,274.40

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Solution

The fourth proportional to 248,767.20, 373,149.04 and 71,274.40 is: 106,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,767.20 : 373,149.04 = 71,274.40 : x
  2. Step 2: Convert to fraction form
    248,767.20/373,149.04 = 71,274.40/x
  3. Step 3: Cross multiply
    248,767.20x = 373,149.04 × 71,274.40
  4. Step 4: Simplify right side
    248,767.20x = 26,595,973,936.58
  5. Step 5: Solve for x
    x = 26,595,973,936.58/248,767.20
  6. Step 6: Final answer
    x = 106,911.10

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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.