Home / 201,541.60-302,545.20-108,229.60

Finding the Fourth Proportional to 201,541.60, 302,545.20 and 108,229.60

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Solution

The fourth proportional to 201,541.60, 302,545.20 and 108,229.60 is: 162,469.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,541.60 : 302,545.20 = 108,229.60 : x
  2. Step 2: Convert to fraction form
    201,541.60/302,545.20 = 108,229.60/x
  3. Step 3: Cross multiply
    201,541.60x = 302,545.20 × 108,229.60
  4. Step 4: Simplify right side
    201,541.60x = 32,744,345,977.92
  5. Step 5: Solve for x
    x = 32,744,345,977.92/201,541.60
  6. Step 6: Final answer
    x = 162,469.42

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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.