Home / 123,616.20-185,362.95-39,365.38

Finding the Fourth Proportional to 123,616.20, 185,362.95 and 39,365.38

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Solution

The fourth proportional to 123,616.20, 185,362.95 and 39,365.38 is: 59,028.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,616.20 : 185,362.95 = 39,365.38 : x
  2. Step 2: Convert to fraction form
    123,616.20/185,362.95 = 39,365.38/x
  3. Step 3: Cross multiply
    123,616.20x = 185,362.95 × 39,365.38
  4. Step 4: Simplify right side
    123,616.20x = 7,296,883,343.99
  5. Step 5: Solve for x
    x = 7,296,883,343.99/123,616.20
  6. Step 6: Final answer
    x = 59,028.53

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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.