Home / 204,345.21-306,517.55-64,114.77

Finding the Fourth Proportional to 204,345.21, 306,517.55 and 64,114.77

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Solution

The fourth proportional to 204,345.21, 306,517.55 and 64,114.77 is: 96,172.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,345.21 : 306,517.55 = 64,114.77 : x
  2. Step 2: Convert to fraction form
    204,345.21/306,517.55 = 64,114.77/x
  3. Step 3: Cross multiply
    204,345.21x = 306,517.55 × 64,114.77
  4. Step 4: Simplify right side
    204,345.21x = 19,652,301,898.64
  5. Step 5: Solve for x
    x = 19,652,301,898.64/204,345.21
  6. Step 6: Final answer
    x = 96,172.07

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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.