Home / 170,733.80-256,392.30-111,830.60

Finding the Fourth Proportional to 170,733.80, 256,392.30 and 111,830.60

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Solution

The fourth proportional to 170,733.80, 256,392.30 and 111,830.60 is: 167,936.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,733.80 : 256,392.30 = 111,830.60 : x
  2. Step 2: Convert to fraction form
    170,733.80/256,392.30 = 111,830.60/x
  3. Step 3: Cross multiply
    170,733.80x = 256,392.30 × 111,830.60
  4. Step 4: Simplify right side
    170,733.80x = 28,672,504,744.38
  5. Step 5: Solve for x
    x = 28,672,504,744.38/170,733.80
  6. Step 6: Final answer
    x = 167,936.90

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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.