Home / 269,799.07-372,325.74-148,940.42

Finding the Fourth Proportional to 269,799.07, 372,325.74 and 148,940.42

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Solution

The fourth proportional to 269,799.07, 372,325.74 and 148,940.42 is: 205,539.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,799.07 : 372,325.74 = 148,940.42 : x
  2. Step 2: Convert to fraction form
    269,799.07/372,325.74 = 148,940.42/x
  3. Step 3: Cross multiply
    269,799.07x = 372,325.74 × 148,940.42
  4. Step 4: Simplify right side
    269,799.07x = 55,454,352,464.70
  5. Step 5: Solve for x
    x = 55,454,352,464.70/269,799.07
  6. Step 6: Final answer
    x = 205,539.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.