Home / 248,921.80-373,382.70-154,227.40

Finding the Fourth Proportional to 248,921.80, 373,382.70 and 154,227.40

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Solution

The fourth proportional to 248,921.80, 373,382.70 and 154,227.40 is: 231,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,921.80 : 373,382.70 = 154,227.40 : x
  2. Step 2: Convert to fraction form
    248,921.80/373,382.70 = 154,227.40/x
  3. Step 3: Cross multiply
    248,921.80x = 373,382.70 × 154,227.40
  4. Step 4: Simplify right side
    248,921.80x = 57,585,843,025.98
  5. Step 5: Solve for x
    x = 57,585,843,025.98/248,921.80
  6. Step 6: Final answer
    x = 231,341.10

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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.