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Finding the Fourth Proportional to 166,878.76, 250,333.50 and 54,559.57

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Solution

The fourth proportional to 166,878.76, 250,333.50 and 54,559.57 is: 81,844.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,878.76 : 250,333.50 = 54,559.57 : x
  2. Step 2: Convert to fraction form
    166,878.76/250,333.50 = 54,559.57/x
  3. Step 3: Cross multiply
    166,878.76x = 250,333.50 × 54,559.57
  4. Step 4: Simplify right side
    166,878.76x = 13,658,088,116.60
  5. Step 5: Solve for x
    x = 13,658,088,116.60/166,878.76
  6. Step 6: Final answer
    x = 81,844.38

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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.