Home / 197,977.80-296,966.70-123,328.20

Finding the Fourth Proportional to 197,977.80, 296,966.70 and 123,328.20

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Solution

The fourth proportional to 197,977.80, 296,966.70 and 123,328.20 is: 184,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,977.80 : 296,966.70 = 123,328.20 : x
  2. Step 2: Convert to fraction form
    197,977.80/296,966.70 = 123,328.20/x
  3. Step 3: Cross multiply
    197,977.80x = 296,966.70 × 123,328.20
  4. Step 4: Simplify right side
    197,977.80x = 36,624,368,570.94
  5. Step 5: Solve for x
    x = 36,624,368,570.94/197,977.80
  6. Step 6: Final answer
    x = 184,992.30

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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.