Home / 190,069.44-262,304.06-105,186.53

Finding the Fourth Proportional to 190,069.44, 262,304.06 and 105,186.53

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Solution

The fourth proportional to 190,069.44, 262,304.06 and 105,186.53 is: 145,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,069.44 : 262,304.06 = 105,186.53 : x
  2. Step 2: Convert to fraction form
    190,069.44/262,304.06 = 105,186.53/x
  3. Step 3: Cross multiply
    190,069.44x = 262,304.06 × 105,186.53
  4. Step 4: Simplify right side
    190,069.44x = 27,590,853,876.31
  5. Step 5: Solve for x
    x = 27,590,853,876.31/190,069.44
  6. Step 6: Final answer
    x = 145,161.97

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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.