Home / 141,157.37-194,797.49-77,499.26

Finding the Fourth Proportional to 141,157.37, 194,797.49 and 77,499.26

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Solution

The fourth proportional to 141,157.37, 194,797.49 and 77,499.26 is: 106,949.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,157.37 : 194,797.49 = 77,499.26 : x
  2. Step 2: Convert to fraction form
    141,157.37/194,797.49 = 77,499.26/x
  3. Step 3: Cross multiply
    141,157.37x = 194,797.49 × 77,499.26
  4. Step 4: Simplify right side
    141,157.37x = 15,096,660,937.36
  5. Step 5: Solve for x
    x = 15,096,660,937.36/141,157.37
  6. Step 6: Final answer
    x = 106,949.16

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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.