Home / 190,096.40-284,914.20-84,803.60

Finding the Fourth Proportional to 190,096.40, 284,914.20 and 84,803.60

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Solution

The fourth proportional to 190,096.40, 284,914.20 and 84,803.60 is: 127,102.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,096.40 : 284,914.20 = 84,803.60 : x
  2. Step 2: Convert to fraction form
    190,096.40/284,914.20 = 84,803.60/x
  3. Step 3: Cross multiply
    190,096.40x = 284,914.20 × 84,803.60
  4. Step 4: Simplify right side
    190,096.40x = 24,161,749,851.12
  5. Step 5: Solve for x
    x = 24,161,749,851.12/190,096.40
  6. Step 6: Final answer
    x = 127,102.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.