Home / 190,697.41-263,168.36-105,822.37

Finding the Fourth Proportional to 190,697.41, 263,168.36 and 105,822.37

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Solution

The fourth proportional to 190,697.41, 263,168.36 and 105,822.37 is: 146,038.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,697.41 : 263,168.36 = 105,822.37 : x
  2. Step 2: Convert to fraction form
    190,697.41/263,168.36 = 105,822.37/x
  3. Step 3: Cross multiply
    190,697.41x = 263,168.36 × 105,822.37
  4. Step 4: Simplify right side
    190,697.41x = 27,849,099,564.21
  5. Step 5: Solve for x
    x = 27,849,099,564.21/190,697.41
  6. Step 6: Final answer
    x = 146,038.16

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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.