Home / 108,317.19-162,435.99-37,219.67

Finding the Fourth Proportional to 108,317.19, 162,435.99 and 37,219.67

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Solution

The fourth proportional to 108,317.19, 162,435.99 and 37,219.67 is: 55,815.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,317.19 : 162,435.99 = 37,219.67 : x
  2. Step 2: Convert to fraction form
    108,317.19/162,435.99 = 37,219.67/x
  3. Step 3: Cross multiply
    108,317.19x = 162,435.99 × 37,219.67
  4. Step 4: Simplify right side
    108,317.19x = 6,045,813,880.45
  5. Step 5: Solve for x
    x = 6,045,813,880.45/108,317.19
  6. Step 6: Final answer
    x = 55,815.83

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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.