Home / 248,916.80-373,375.20-154,222.40

Finding the Fourth Proportional to 248,916.80, 373,375.20 and 154,222.40

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Solution

The fourth proportional to 248,916.80, 373,375.20 and 154,222.40 is: 231,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,916.80 : 373,375.20 = 154,222.40 : x
  2. Step 2: Convert to fraction form
    248,916.80/373,375.20 = 154,222.40/x
  3. Step 3: Cross multiply
    248,916.80x = 373,375.20 × 154,222.40
  4. Step 4: Simplify right side
    248,916.80x = 57,582,819,444.48
  5. Step 5: Solve for x
    x = 57,582,819,444.48/248,916.80
  6. Step 6: Final answer
    x = 231,333.60

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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.