Home / 148,060.20-222,263.10-84,930.60

Finding the Fourth Proportional to 148,060.20, 222,263.10 and 84,930.60

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Solution

The fourth proportional to 148,060.20, 222,263.10 and 84,930.60 is: 127,495.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,060.20 : 222,263.10 = 84,930.60 : x
  2. Step 2: Convert to fraction form
    148,060.20/222,263.10 = 84,930.60/x
  3. Step 3: Cross multiply
    148,060.20x = 222,263.10 × 84,930.60
  4. Step 4: Simplify right side
    148,060.20x = 18,876,938,440.86
  5. Step 5: Solve for x
    x = 18,876,938,440.86/148,060.20
  6. Step 6: Final answer
    x = 127,495.02

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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.