Home / 190,881.36-263,548.08-119,293.56

Finding the Fourth Proportional to 190,881.36, 263,548.08 and 119,293.56

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Solution

The fourth proportional to 190,881.36, 263,548.08 and 119,293.56 is: 164,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,881.36 : 263,548.08 = 119,293.56 : x
  2. Step 2: Convert to fraction form
    190,881.36/263,548.08 = 119,293.56/x
  3. Step 3: Cross multiply
    190,881.36x = 263,548.08 × 119,293.56
  4. Step 4: Simplify right side
    190,881.36x = 31,439,588,694.36
  5. Step 5: Solve for x
    x = 31,439,588,694.36/190,881.36
  6. Step 6: Final answer
    x = 164,707.48

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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.