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Finding the Fourth Proportional to 168,210.63, 252,364.64 and 49,884.82

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Solution

The fourth proportional to 168,210.63, 252,364.64 and 49,884.82 is: 74,841.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,210.63 : 252,364.64 = 49,884.82 : x
  2. Step 2: Convert to fraction form
    168,210.63/252,364.64 = 49,884.82/x
  3. Step 3: Cross multiply
    168,210.63x = 252,364.64 × 49,884.82
  4. Step 4: Simplify right side
    168,210.63x = 12,589,164,640.76
  5. Step 5: Solve for x
    x = 12,589,164,640.76/168,210.63
  6. Step 6: Final answer
    x = 74,841.67

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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.