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Finding the Fourth Proportional to 76,492.20, 114,749.10 and 23,896.20

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Solution

The fourth proportional to 76,492.20, 114,749.10 and 23,896.20 is: 35,847.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,492.20 : 114,749.10 = 23,896.20 : x
  2. Step 2: Convert to fraction form
    76,492.20/114,749.10 = 23,896.20/x
  3. Step 3: Cross multiply
    76,492.20x = 114,749.10 × 23,896.20
  4. Step 4: Simplify right side
    76,492.20x = 2,742,067,443.42
  5. Step 5: Solve for x
    x = 2,742,067,443.42/76,492.20
  6. Step 6: Final answer
    x = 35,847.67

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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.