Home / 149,471.05-206,153.40-95,761.06

Finding the Fourth Proportional to 149,471.05, 206,153.40 and 95,761.06

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Solution

The fourth proportional to 149,471.05, 206,153.40 and 95,761.06 is: 132,075.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,471.05 : 206,153.40 = 95,761.06 : x
  2. Step 2: Convert to fraction form
    149,471.05/206,153.40 = 95,761.06/x
  3. Step 3: Cross multiply
    149,471.05x = 206,153.40 × 95,761.06
  4. Step 4: Simplify right side
    149,471.05x = 19,741,468,106.60
  5. Step 5: Solve for x
    x = 19,741,468,106.60/149,471.05
  6. Step 6: Final answer
    x = 132,075.53

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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.