Home / 123,606.13-185,399.87-39,362.89

Finding the Fourth Proportional to 123,606.13, 185,399.87 and 39,362.89

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Solution

The fourth proportional to 123,606.13, 185,399.87 and 39,362.89 is: 59,041.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,606.13 : 185,399.87 = 39,362.89 : x
  2. Step 2: Convert to fraction form
    123,606.13/185,399.87 = 39,362.89/x
  3. Step 3: Cross multiply
    123,606.13x = 185,399.87 × 39,362.89
  4. Step 4: Simplify right side
    123,606.13x = 7,297,873,860.23
  5. Step 5: Solve for x
    x = 7,297,873,860.23/123,606.13
  6. Step 6: Final answer
    x = 59,041.36

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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.