Home / 198,289.36-273,597.96-117,705.52

Finding the Fourth Proportional to 198,289.36, 273,597.96 and 117,705.52

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Solution

The fourth proportional to 198,289.36, 273,597.96 and 117,705.52 is: 162,409.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,289.36 : 273,597.96 = 117,705.52 : x
  2. Step 2: Convert to fraction form
    198,289.36/273,597.96 = 117,705.52/x
  3. Step 3: Cross multiply
    198,289.36x = 273,597.96 × 117,705.52
  4. Step 4: Simplify right side
    198,289.36x = 32,203,990,152.74
  5. Step 5: Solve for x
    x = 32,203,990,152.74/198,289.36
  6. Step 6: Final answer
    x = 162,409.07

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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.