Home / 141,149.37-194,753.97-83,759.07

Finding the Fourth Proportional to 141,149.37, 194,753.97 and 83,759.07

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Solution

The fourth proportional to 141,149.37, 194,753.97 and 83,759.07 is: 115,568.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,149.37 : 194,753.97 = 83,759.07 : x
  2. Step 2: Convert to fraction form
    141,149.37/194,753.97 = 83,759.07/x
  3. Step 3: Cross multiply
    141,149.37x = 194,753.97 × 83,759.07
  4. Step 4: Simplify right side
    141,149.37x = 16,312,411,406.01
  5. Step 5: Solve for x
    x = 16,312,411,406.01/141,149.37
  6. Step 6: Final answer
    x = 115,568.43

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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.