Home / 124,018.24-186,028.08-30,523.36

Finding the Fourth Proportional to 124,018.24, 186,028.08 and 30,523.36

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Solution

The fourth proportional to 124,018.24, 186,028.08 and 30,523.36 is: 45,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,018.24 : 186,028.08 = 30,523.36 : x
  2. Step 2: Convert to fraction form
    124,018.24/186,028.08 = 30,523.36/x
  3. Step 3: Cross multiply
    124,018.24x = 186,028.08 × 30,523.36
  4. Step 4: Simplify right side
    124,018.24x = 5,678,202,055.95
  5. Step 5: Solve for x
    x = 5,678,202,055.95/124,018.24
  6. Step 6: Final answer
    x = 45,785.22

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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.