Home / 198,205.20-296,904.60-123,094.80

Finding the Fourth Proportional to 198,205.20, 296,904.60 and 123,094.80

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Solution

The fourth proportional to 198,205.20, 296,904.60 and 123,094.80 is: 184,391.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,205.20 : 296,904.60 = 123,094.80 : x
  2. Step 2: Convert to fraction form
    198,205.20/296,904.60 = 123,094.80/x
  3. Step 3: Cross multiply
    198,205.20x = 296,904.60 × 123,094.80
  4. Step 4: Simplify right side
    198,205.20x = 36,547,412,356.08
  5. Step 5: Solve for x
    x = 36,547,412,356.08/198,205.20
  6. Step 6: Final answer
    x = 184,391.79

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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.