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Finding the Fourth Proportional to 166,819.40, 250,204.80 and 48,478.40

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Solution

The fourth proportional to 166,819.40, 250,204.80 and 48,478.40 is: 72,710.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,819.40 : 250,204.80 = 48,478.40 : x
  2. Step 2: Convert to fraction form
    166,819.40/250,204.80 = 48,478.40/x
  3. Step 3: Cross multiply
    166,819.40x = 250,204.80 × 48,478.40
  4. Step 4: Simplify right side
    166,819.40x = 12,129,528,376.32
  5. Step 5: Solve for x
    x = 12,129,528,376.32/166,819.40
  6. Step 6: Final answer
    x = 72,710.54

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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.