Home / 122,362.24-183,504.48-83,171.20

Finding the Fourth Proportional to 122,362.24, 183,504.48 and 83,171.20

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Solution

The fourth proportional to 122,362.24, 183,504.48 and 83,171.20 is: 124,730.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,362.24 : 183,504.48 = 83,171.20 : x
  2. Step 2: Convert to fraction form
    122,362.24/183,504.48 = 83,171.20/x
  3. Step 3: Cross multiply
    122,362.24x = 183,504.48 × 83,171.20
  4. Step 4: Simplify right side
    122,362.24x = 15,262,287,806.98
  5. Step 5: Solve for x
    x = 15,262,287,806.98/122,362.24
  6. Step 6: Final answer
    x = 124,730.37

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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.