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Finding the Fourth Proportional to 101,454.09, 152,179.60 and 34,894.80

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Solution

The fourth proportional to 101,454.09, 152,179.60 and 34,894.80 is: 52,341.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,454.09 : 152,179.60 = 34,894.80 : x
  2. Step 2: Convert to fraction form
    101,454.09/152,179.60 = 34,894.80/x
  3. Step 3: Cross multiply
    101,454.09x = 152,179.60 × 34,894.80
  4. Step 4: Simplify right side
    101,454.09x = 5,310,276,706.08
  5. Step 5: Solve for x
    x = 5,310,276,706.08/101,454.09
  6. Step 6: Final answer
    x = 52,341.67

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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.