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Finding the Fourth Proportional to 148,135.50, 222,203.25 and 37,327.50

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Solution

The fourth proportional to 148,135.50, 222,203.25 and 37,327.50 is: 55,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,135.50 : 222,203.25 = 37,327.50 : x
  2. Step 2: Convert to fraction form
    148,135.50/222,203.25 = 37,327.50/x
  3. Step 3: Cross multiply
    148,135.50x = 222,203.25 × 37,327.50
  4. Step 4: Simplify right side
    148,135.50x = 8,294,291,814.38
  5. Step 5: Solve for x
    x = 8,294,291,814.38/148,135.50
  6. Step 6: Final answer
    x = 55,991.25

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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.