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Finding the Fourth Proportional to 248,924.40, 373,167.90 and 149,124.30

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Solution

The fourth proportional to 248,924.40, 373,167.90 and 149,124.30 is: 223,555.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,924.40 : 373,167.90 = 149,124.30 : x
  2. Step 2: Convert to fraction form
    248,924.40/373,167.90 = 149,124.30/x
  3. Step 3: Cross multiply
    248,924.40x = 373,167.90 × 149,124.30
  4. Step 4: Simplify right side
    248,924.40x = 55,648,401,869.97
  5. Step 5: Solve for x
    x = 55,648,401,869.97/248,924.40
  6. Step 6: Final answer
    x = 223,555.43

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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.