Home / 76,026.18-114,039.58-26,120.67

Finding the Fourth Proportional to 76,026.18, 114,039.58 and 26,120.67

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Solution

The fourth proportional to 76,026.18, 114,039.58 and 26,120.67 is: 39,181.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,026.18 : 114,039.58 = 26,120.67 : x
  2. Step 2: Convert to fraction form
    76,026.18/114,039.58 = 26,120.67/x
  3. Step 3: Cross multiply
    76,026.18x = 114,039.58 × 26,120.67
  4. Step 4: Simplify right side
    76,026.18x = 2,978,790,236.12
  5. Step 5: Solve for x
    x = 2,978,790,236.12/76,026.18
  6. Step 6: Final answer
    x = 39,181.11

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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.