Home / 190,840.03-263,359.49-104,804.57

Finding the Fourth Proportional to 190,840.03, 263,359.49 and 104,804.57

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Solution

The fourth proportional to 190,840.03, 263,359.49 and 104,804.57 is: 144,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,840.03 : 263,359.49 = 104,804.57 : x
  2. Step 2: Convert to fraction form
    190,840.03/263,359.49 = 104,804.57/x
  3. Step 3: Cross multiply
    190,840.03x = 263,359.49 × 104,804.57
  4. Step 4: Simplify right side
    190,840.03x = 27,601,278,239.25
  5. Step 5: Solve for x
    x = 27,601,278,239.25/190,840.03
  6. Step 6: Final answer
    x = 144,630.45

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1.5x scale

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.