Home / 186,329.70-279,494.55-133,185.60

Finding the Fourth Proportional to 186,329.70, 279,494.55 and 133,185.60

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Solution

The fourth proportional to 186,329.70, 279,494.55 and 133,185.60 is: 199,778.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,329.70 : 279,494.55 = 133,185.60 : x
  2. Step 2: Convert to fraction form
    186,329.70/279,494.55 = 133,185.60/x
  3. Step 3: Cross multiply
    186,329.70x = 279,494.55 × 133,185.60
  4. Step 4: Simplify right side
    186,329.70x = 37,224,649,338.48
  5. Step 5: Solve for x
    x = 37,224,649,338.48/186,329.70
  6. Step 6: Final answer
    x = 199,778.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.