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Finding the Fourth Proportional to 166,878.94, 250,482.86 and 118,900.83

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Solution

The fourth proportional to 166,878.94, 250,482.86 and 118,900.83 is: 178,468.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,878.94 : 250,482.86 = 118,900.83 : x
  2. Step 2: Convert to fraction form
    166,878.94/250,482.86 = 118,900.83/x
  3. Step 3: Cross multiply
    166,878.94x = 250,482.86 × 118,900.83
  4. Step 4: Simplify right side
    166,878.94x = 29,782,620,877.27
  5. Step 5: Solve for x
    x = 29,782,620,877.27/166,878.94
  6. Step 6: Final answer
    x = 178,468.43

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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.