Home / 190,697.47-263,164.57-104,653.90

Finding the Fourth Proportional to 190,697.47, 263,164.57 and 104,653.90

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Solution

The fourth proportional to 190,697.47, 263,164.57 and 104,653.90 is: 144,423.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,697.47 : 263,164.57 = 104,653.90 : x
  2. Step 2: Convert to fraction form
    190,697.47/263,164.57 = 104,653.90/x
  3. Step 3: Cross multiply
    190,697.47x = 263,164.57 × 104,653.90
  4. Step 4: Simplify right side
    190,697.47x = 27,541,198,592.32
  5. Step 5: Solve for x
    x = 27,541,198,592.32/190,697.47
  6. Step 6: Final answer
    x = 144,423.51

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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.