Home / 108,554.21-162,835.86-29,668.20

Finding the Fourth Proportional to 108,554.21, 162,835.86 and 29,668.20

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Solution

The fourth proportional to 108,554.21, 162,835.86 and 29,668.20 is: 44,503.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,554.21 : 162,835.86 = 29,668.20 : x
  2. Step 2: Convert to fraction form
    108,554.21/162,835.86 = 29,668.20/x
  3. Step 3: Cross multiply
    108,554.21x = 162,835.86 × 29,668.20
  4. Step 4: Simplify right side
    108,554.21x = 4,831,046,861.65
  5. Step 5: Solve for x
    x = 4,831,046,861.65/108,554.21
  6. Step 6: Final answer
    x = 44,503.54

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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.