Home / 194,204.07-268,084.46-130,578.75

Finding the Fourth Proportional to 194,204.07, 268,084.46 and 130,578.75

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Solution

The fourth proportional to 194,204.07, 268,084.46 and 130,578.75 is: 180,254.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,204.07 : 268,084.46 = 130,578.75 : x
  2. Step 2: Convert to fraction form
    194,204.07/268,084.46 = 130,578.75/x
  3. Step 3: Cross multiply
    194,204.07x = 268,084.46 × 130,578.75
  4. Step 4: Simplify right side
    194,204.07x = 35,006,133,028.33
  5. Step 5: Solve for x
    x = 35,006,133,028.33/194,204.07
  6. Step 6: Final answer
    x = 180,254.37

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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.