Home / 185,516.12-256,012.34-104,941.96

Finding the Fourth Proportional to 185,516.12, 256,012.34 and 104,941.96

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Solution

The fourth proportional to 185,516.12, 256,012.34 and 104,941.96 is: 144,819.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,516.12 : 256,012.34 = 104,941.96 : x
  2. Step 2: Convert to fraction form
    185,516.12/256,012.34 = 104,941.96/x
  3. Step 3: Cross multiply
    185,516.12x = 256,012.34 × 104,941.96
  4. Step 4: Simplify right side
    185,516.12x = 26,866,435,579.05
  5. Step 5: Solve for x
    x = 26,866,435,579.05/185,516.12
  6. Step 6: Final answer
    x = 144,819.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.