Home / 190,310.49-262,656.44-109,722.24

Finding the Fourth Proportional to 190,310.49, 262,656.44 and 109,722.24

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Solution

The fourth proportional to 190,310.49, 262,656.44 and 109,722.24 is: 151,432.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,310.49 : 262,656.44 = 109,722.24 : x
  2. Step 2: Convert to fraction form
    190,310.49/262,656.44 = 109,722.24/x
  3. Step 3: Cross multiply
    190,310.49x = 262,656.44 × 109,722.24
  4. Step 4: Simplify right side
    190,310.49x = 28,819,252,810.07
  5. Step 5: Solve for x
    x = 28,819,252,810.07/190,310.49
  6. Step 6: Final answer
    x = 151,432.81

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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.