Home / 194,114.46-289,429.80-190,571.52

Finding the Fourth Proportional to 194,114.46, 289,429.80 and 190,571.52

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Solution

The fourth proportional to 194,114.46, 289,429.80 and 190,571.52 is: 284,147.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,114.46 : 289,429.80 = 190,571.52 : x
  2. Step 2: Convert to fraction form
    194,114.46/289,429.80 = 190,571.52/x
  3. Step 3: Cross multiply
    194,114.46x = 289,429.80 × 190,571.52
  4. Step 4: Simplify right side
    194,114.46x = 55,157,076,919.30
  5. Step 5: Solve for x
    x = 55,157,076,919.30/194,114.46
  6. Step 6: Final answer
    x = 284,147.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.