Home / 104,020.98-156,038.46-36,544.81

Finding the Fourth Proportional to 104,020.98, 156,038.46 and 36,544.81

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Solution

The fourth proportional to 104,020.98, 156,038.46 and 36,544.81 is: 54,819.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,020.98 : 156,038.46 = 36,544.81 : x
  2. Step 2: Convert to fraction form
    104,020.98/156,038.46 = 36,544.81/x
  3. Step 3: Cross multiply
    104,020.98x = 156,038.46 × 36,544.81
  4. Step 4: Simplify right side
    104,020.98x = 5,702,395,690.67
  5. Step 5: Solve for x
    x = 5,702,395,690.67/104,020.98
  6. Step 6: Final answer
    x = 54,819.67

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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.