Home / 34,385.10-51,650.55-33,145.80

Finding the Fourth Proportional to 34,385.10, 51,650.55 and 33,145.80

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Solution

The fourth proportional to 34,385.10, 51,650.55 and 33,145.80 is: 49,788.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,385.10 : 51,650.55 = 33,145.80 : x
  2. Step 2: Convert to fraction form
    34,385.10/51,650.55 = 33,145.80/x
  3. Step 3: Cross multiply
    34,385.10x = 51,650.55 × 33,145.80
  4. Step 4: Simplify right side
    34,385.10x = 1,711,998,800.19
  5. Step 5: Solve for x
    x = 1,711,998,800.19/34,385.10
  6. Step 6: Final answer
    x = 49,788.97

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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.