Home / 148,932.40-223,420.20-49,075.60

Finding the Fourth Proportional to 148,932.40, 223,420.20 and 49,075.60

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Solution

The fourth proportional to 148,932.40, 223,420.20 and 49,075.60 is: 73,620.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,932.40 : 223,420.20 = 49,075.60 : x
  2. Step 2: Convert to fraction form
    148,932.40/223,420.20 = 49,075.60/x
  3. Step 3: Cross multiply
    148,932.40x = 223,420.20 × 49,075.60
  4. Step 4: Simplify right side
    148,932.40x = 10,964,480,367.12
  5. Step 5: Solve for x
    x = 10,964,480,367.12/148,932.40
  6. Step 6: Final answer
    x = 73,620.52

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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.