Home / 166,830.78-250,285.05-54,516.18

Finding the Fourth Proportional to 166,830.78, 250,285.05 and 54,516.18

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Solution

The fourth proportional to 166,830.78, 250,285.05 and 54,516.18 is: 81,786.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,830.78 : 250,285.05 = 54,516.18 : x
  2. Step 2: Convert to fraction form
    166,830.78/250,285.05 = 54,516.18/x
  3. Step 3: Cross multiply
    166,830.78x = 250,285.05 × 54,516.18
  4. Step 4: Simplify right side
    166,830.78x = 13,644,584,837.11
  5. Step 5: Solve for x
    x = 13,644,584,837.11/166,830.78
  6. Step 6: Final answer
    x = 81,786.98

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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.