Home / 117,704.94-162,598.35-107,076.12

Finding the Fourth Proportional to 117,704.94, 162,598.35 and 107,076.12

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Solution

The fourth proportional to 117,704.94, 162,598.35 and 107,076.12 is: 147,915.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,704.94 : 162,598.35 = 107,076.12 : x
  2. Step 2: Convert to fraction form
    117,704.94/162,598.35 = 107,076.12/x
  3. Step 3: Cross multiply
    117,704.94x = 162,598.35 × 107,076.12
  4. Step 4: Simplify right side
    117,704.94x = 17,410,400,436.40
  5. Step 5: Solve for x
    x = 17,410,400,436.40/117,704.94
  6. Step 6: Final answer
    x = 147,915.63

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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.