Home / 198,303.84-273,534.66-117,674.28

Finding the Fourth Proportional to 198,303.84, 273,534.66 and 117,674.28

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Solution

The fourth proportional to 198,303.84, 273,534.66 and 117,674.28 is: 162,316.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,303.84 : 273,534.66 = 117,674.28 : x
  2. Step 2: Convert to fraction form
    198,303.84/273,534.66 = 117,674.28/x
  3. Step 3: Cross multiply
    198,303.84x = 273,534.66 × 117,674.28
  4. Step 4: Simplify right side
    198,303.84x = 32,187,994,170.54
  5. Step 5: Solve for x
    x = 32,187,994,170.54/198,303.84
  6. Step 6: Final answer
    x = 162,316.55

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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.