Home / 190,608.61-263,091.50-118,946.29

Finding the Fourth Proportional to 190,608.61, 263,091.50 and 118,946.29

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Solution

The fourth proportional to 190,608.61, 263,091.50 and 118,946.29 is: 164,178.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,608.61 : 263,091.50 = 118,946.29 : x
  2. Step 2: Convert to fraction form
    190,608.61/263,091.50 = 118,946.29/x
  3. Step 3: Cross multiply
    190,608.61x = 263,091.50 × 118,946.29
  4. Step 4: Simplify right side
    190,608.61x = 31,293,757,855.54
  5. Step 5: Solve for x
    x = 31,293,757,855.54/190,608.61
  6. Step 6: Final answer
    x = 164,178.09

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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.