Home / 148,630.20-222,972.30-48,762.60

Finding the Fourth Proportional to 148,630.20, 222,972.30 and 48,762.60

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Solution

The fourth proportional to 148,630.20, 222,972.30 and 48,762.60 is: 73,152.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,630.20 : 222,972.30 = 48,762.60 : x
  2. Step 2: Convert to fraction form
    148,630.20/222,972.30 = 48,762.60/x
  3. Step 3: Cross multiply
    148,630.20x = 222,972.30 × 48,762.60
  4. Step 4: Simplify right side
    148,630.20x = 10,872,709,075.98
  5. Step 5: Solve for x
    x = 10,872,709,075.98/148,630.20
  6. Step 6: Final answer
    x = 73,152.76

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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.