Home / 102,091.76-153,093.72-39,747.68

Finding the Fourth Proportional to 102,091.76, 153,093.72 and 39,747.68

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Solution

The fourth proportional to 102,091.76, 153,093.72 and 39,747.68 is: 59,604.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,091.76 : 153,093.72 = 39,747.68 : x
  2. Step 2: Convert to fraction form
    102,091.76/153,093.72 = 39,747.68/x
  3. Step 3: Cross multiply
    102,091.76x = 153,093.72 × 39,747.68
  4. Step 4: Simplify right side
    102,091.76x = 6,085,120,192.57
  5. Step 5: Solve for x
    x = 6,085,120,192.57/102,091.76
  6. Step 6: Final answer
    x = 59,604.42

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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.