Home / 104,447.33-156,722.78-41,312.76

Finding the Fourth Proportional to 104,447.33, 156,722.78 and 41,312.76

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Solution

The fourth proportional to 104,447.33, 156,722.78 and 41,312.76 is: 61,989.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,447.33 : 156,722.78 = 41,312.76 : x
  2. Step 2: Convert to fraction form
    104,447.33/156,722.78 = 41,312.76/x
  3. Step 3: Cross multiply
    104,447.33x = 156,722.78 × 41,312.76
  4. Step 4: Simplify right side
    104,447.33x = 6,474,650,596.67
  5. Step 5: Solve for x
    x = 6,474,650,596.67/104,447.33
  6. Step 6: Final answer
    x = 61,989.62

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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.