Home / 204,156.24-306,296.57-104,386.51

Finding the Fourth Proportional to 204,156.24, 306,296.57 and 104,386.51

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Solution

The fourth proportional to 204,156.24, 306,296.57 and 104,386.51 is: 156,611.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,156.24 : 306,296.57 = 104,386.51 : x
  2. Step 2: Convert to fraction form
    204,156.24/306,296.57 = 104,386.51/x
  3. Step 3: Cross multiply
    204,156.24x = 306,296.57 × 104,386.51
  4. Step 4: Simplify right side
    204,156.24x = 31,973,229,967.27
  5. Step 5: Solve for x
    x = 31,973,229,967.27/204,156.24
  6. Step 6: Final answer
    x = 156,611.57

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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.