Home / 192,688.36-265,914.66-107,810.92

Finding the Fourth Proportional to 192,688.36, 265,914.66 and 107,810.92

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Solution

The fourth proportional to 192,688.36, 265,914.66 and 107,810.92 is: 148,781.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,688.36 : 265,914.66 = 107,810.92 : x
  2. Step 2: Convert to fraction form
    192,688.36/265,914.66 = 107,810.92/x
  3. Step 3: Cross multiply
    192,688.36x = 265,914.66 × 107,810.92
  4. Step 4: Simplify right side
    192,688.36x = 28,668,504,136.09
  5. Step 5: Solve for x
    x = 28,668,504,136.09/192,688.36
  6. Step 6: Final answer
    x = 148,781.71

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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.