Home / 190,009.44-262,214.64-103,966.56

Finding the Fourth Proportional to 190,009.44, 262,214.64 and 103,966.56

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Solution

The fourth proportional to 190,009.44, 262,214.64 and 103,966.56 is: 143,474.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,009.44 : 262,214.64 = 103,966.56 : x
  2. Step 2: Convert to fraction form
    190,009.44/262,214.64 = 103,966.56/x
  3. Step 3: Cross multiply
    190,009.44x = 262,214.64 × 103,966.56
  4. Step 4: Simplify right side
    190,009.44x = 27,261,554,102.44
  5. Step 5: Solve for x
    x = 27,261,554,102.44/190,009.44
  6. Step 6: Final answer
    x = 143,474.74

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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.