Home / 190,924.39-263,299.60-129,762.19

Finding the Fourth Proportional to 190,924.39, 263,299.60 and 129,762.19

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Solution

The fourth proportional to 190,924.39, 263,299.60 and 129,762.19 is: 178,952.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,924.39 : 263,299.60 = 129,762.19 : x
  2. Step 2: Convert to fraction form
    190,924.39/263,299.60 = 129,762.19/x
  3. Step 3: Cross multiply
    190,924.39x = 263,299.60 × 129,762.19
  4. Step 4: Simplify right side
    190,924.39x = 34,166,332,722.12
  5. Step 5: Solve for x
    x = 34,166,332,722.12/190,924.39
  6. Step 6: Final answer
    x = 178,952.16

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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.