Home / 190,974.30-287,603.95-173,949.27

Finding the Fourth Proportional to 190,974.30, 287,603.95 and 173,949.27

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Solution

The fourth proportional to 190,974.30, 287,603.95 and 173,949.27 is: 261,964.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,974.30 : 287,603.95 = 173,949.27 : x
  2. Step 2: Convert to fraction form
    190,974.30/287,603.95 = 173,949.27/x
  3. Step 3: Cross multiply
    190,974.30x = 287,603.95 × 173,949.27
  4. Step 4: Simplify right side
    190,974.30x = 50,028,497,151.62
  5. Step 5: Solve for x
    x = 50,028,497,151.62/190,974.30
  6. Step 6: Final answer
    x = 261,964.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.