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Finding the Fourth Proportional to 148,365.80, 222,548.70 and 146,810.60

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Solution

The fourth proportional to 148,365.80, 222,548.70 and 146,810.60 is: 220,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,365.80 : 222,548.70 = 146,810.60 : x
  2. Step 2: Convert to fraction form
    148,365.80/222,548.70 = 146,810.60/x
  3. Step 3: Cross multiply
    148,365.80x = 222,548.70 × 146,810.60
  4. Step 4: Simplify right side
    148,365.80x = 32,672,508,176.22
  5. Step 5: Solve for x
    x = 32,672,508,176.22/148,365.80
  6. Step 6: Final answer
    x = 220,215.90

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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.