Home / 190,972.14-287,600.70-173,947.12

Finding the Fourth Proportional to 190,972.14, 287,600.70 and 173,947.12

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Solution

The fourth proportional to 190,972.14, 287,600.70 and 173,947.12 is: 261,961.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,972.14 : 287,600.70 = 173,947.12 : x
  2. Step 2: Convert to fraction form
    190,972.14/287,600.70 = 173,947.12/x
  3. Step 3: Cross multiply
    190,972.14x = 287,600.70 × 173,947.12
  4. Step 4: Simplify right side
    190,972.14x = 50,027,313,163.67
  5. Step 5: Solve for x
    x = 50,027,313,163.67/190,972.14
  6. Step 6: Final answer
    x = 261,961.31

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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.