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Finding the Fourth Proportional to 168,285.60, 252,302.85 and 101,711.70

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Solution

The fourth proportional to 168,285.60, 252,302.85 and 101,711.70 is: 152,491.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,285.60 : 252,302.85 = 101,711.70 : x
  2. Step 2: Convert to fraction form
    168,285.60/252,302.85 = 101,711.70/x
  3. Step 3: Cross multiply
    168,285.60x = 252,302.85 × 101,711.70
  4. Step 4: Simplify right side
    168,285.60x = 25,662,151,788.35
  5. Step 5: Solve for x
    x = 25,662,151,788.35/168,285.60
  6. Step 6: Final answer
    x = 152,491.67

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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.