Home / 26,749.04-40,129.96-8,281.04

Finding the Fourth Proportional to 26,749.04, 40,129.96 and 8,281.04

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Solution

The fourth proportional to 26,749.04, 40,129.96 and 8,281.04 is: 12,423.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,749.04 : 40,129.96 = 8,281.04 : x
  2. Step 2: Convert to fraction form
    26,749.04/40,129.96 = 8,281.04/x
  3. Step 3: Cross multiply
    26,749.04x = 40,129.96 × 8,281.04
  4. Step 4: Simplify right side
    26,749.04x = 332,317,803.96
  5. Step 5: Solve for x
    x = 332,317,803.96/26,749.04
  6. Step 6: Final answer
    x = 12,423.54

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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.