Home / 201,727.90-302,591.85-170,235.10

Finding the Fourth Proportional to 201,727.90, 302,591.85 and 170,235.10

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Solution

The fourth proportional to 201,727.90, 302,591.85 and 170,235.10 is: 255,352.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,727.90 : 302,591.85 = 170,235.10 : x
  2. Step 2: Convert to fraction form
    201,727.90/302,591.85 = 170,235.10/x
  3. Step 3: Cross multiply
    201,727.90x = 302,591.85 × 170,235.10
  4. Step 4: Simplify right side
    201,727.90x = 51,511,753,843.94
  5. Step 5: Solve for x
    x = 51,511,753,843.94/201,727.90
  6. Step 6: Final answer
    x = 255,352.65

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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.