Home / 190,761.14-263,262.80-110,192.06

Finding the Fourth Proportional to 190,761.14, 263,262.80 and 110,192.06

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Solution

The fourth proportional to 190,761.14, 263,262.80 and 110,192.06 is: 152,072.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,761.14 : 263,262.80 = 110,192.06 : x
  2. Step 2: Convert to fraction form
    190,761.14/263,262.80 = 110,192.06/x
  3. Step 3: Cross multiply
    190,761.14x = 263,262.80 × 110,192.06
  4. Step 4: Simplify right side
    190,761.14x = 29,009,471,187.01
  5. Step 5: Solve for x
    x = 29,009,471,187.01/190,761.14
  6. Step 6: Final answer
    x = 152,072.22

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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.