Home / 141,648.63-195,471.57-80,406.26

Finding the Fourth Proportional to 141,648.63, 195,471.57 and 80,406.26

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Solution

The fourth proportional to 141,648.63, 195,471.57 and 80,406.26 is: 110,958.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,648.63 : 195,471.57 = 80,406.26 : x
  2. Step 2: Convert to fraction form
    141,648.63/195,471.57 = 80,406.26/x
  3. Step 3: Cross multiply
    141,648.63x = 195,471.57 × 80,406.26
  4. Step 4: Simplify right side
    141,648.63x = 15,717,136,902.67
  5. Step 5: Solve for x
    x = 15,717,136,902.67/141,648.63
  6. Step 6: Final answer
    x = 110,958.62

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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.