Home / 108,215.55-162,323.33-29,329.78

Finding the Fourth Proportional to 108,215.55, 162,323.33 and 29,329.78

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Solution

The fourth proportional to 108,215.55, 162,323.33 and 29,329.78 is: 43,994.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,215.55 : 162,323.33 = 29,329.78 : x
  2. Step 2: Convert to fraction form
    108,215.55/162,323.33 = 29,329.78/x
  3. Step 3: Cross multiply
    108,215.55x = 162,323.33 × 29,329.78
  4. Step 4: Simplify right side
    108,215.55x = 4,760,907,433.40
  5. Step 5: Solve for x
    x = 4,760,907,433.40/108,215.55
  6. Step 6: Final answer
    x = 43,994.67

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1.5x scale

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.