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Finding the Fourth Proportional to 190,559, 262,952.52 and 110,012.51

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Solution

The fourth proportional to 190,559, 262,952.52 and 110,012.51 is: 151,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,559 : 262,952.52 = 110,012.51 : x
  2. Step 2: Convert to fraction form
    190,559/262,952.52 = 110,012.51/x
  3. Step 3: Cross multiply
    190,559x = 262,952.52 × 110,012.51
  4. Step 4: Simplify right side
    190,559x = 28,928,066,736.03
  5. Step 5: Solve for x
    x = 28,928,066,736.03/190,559
  6. Step 6: Final answer
    x = 151,806.35

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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.