Home / 204,684.76-307,038.06-64,454.32

Finding the Fourth Proportional to 204,684.76, 307,038.06 and 64,454.32

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Solution

The fourth proportional to 204,684.76, 307,038.06 and 64,454.32 is: 96,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,684.76 : 307,038.06 = 64,454.32 : x
  2. Step 2: Convert to fraction form
    204,684.76/307,038.06 = 64,454.32/x
  3. Step 3: Cross multiply
    204,684.76x = 307,038.06 × 64,454.32
  4. Step 4: Simplify right side
    204,684.76x = 19,789,929,371.42
  5. Step 5: Solve for x
    x = 19,789,929,371.42/204,684.76
  6. Step 6: Final answer
    x = 96,684.92

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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.