Home / 190,179.46-262,388.46-126,528.04

Finding the Fourth Proportional to 190,179.46, 262,388.46 and 126,528.04

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Solution

The fourth proportional to 190,179.46, 262,388.46 and 126,528.04 is: 174,569.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,179.46 : 262,388.46 = 126,528.04 : x
  2. Step 2: Convert to fraction form
    190,179.46/262,388.46 = 126,528.04/x
  3. Step 3: Cross multiply
    190,179.46x = 262,388.46 × 126,528.04
  4. Step 4: Simplify right side
    190,179.46x = 33,199,497,562.42
  5. Step 5: Solve for x
    x = 33,199,497,562.42/190,179.46
  6. Step 6: Final answer
    x = 174,569.31

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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.