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Finding the Fourth Proportional to 149,830.60, 224,745.90 and 39,022.60

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Solution

The fourth proportional to 149,830.60, 224,745.90 and 39,022.60 is: 58,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,830.60 : 224,745.90 = 39,022.60 : x
  2. Step 2: Convert to fraction form
    149,830.60/224,745.90 = 39,022.60/x
  3. Step 3: Cross multiply
    149,830.60x = 224,745.90 × 39,022.60
  4. Step 4: Simplify right side
    149,830.60x = 8,770,169,357.34
  5. Step 5: Solve for x
    x = 8,770,169,357.34/149,830.60
  6. Step 6: Final answer
    x = 58,533.90

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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.