Home / 30,096.20-41,539.67-20,025.07

Finding the Fourth Proportional to 30,096.20, 41,539.67 and 20,025.07

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Solution

The fourth proportional to 30,096.20, 41,539.67 and 20,025.07 is: 27,639.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,096.20 : 41,539.67 = 20,025.07 : x
  2. Step 2: Convert to fraction form
    30,096.20/41,539.67 = 20,025.07/x
  3. Step 3: Cross multiply
    30,096.20x = 41,539.67 × 20,025.07
  4. Step 4: Simplify right side
    30,096.20x = 831,834,491.70
  5. Step 5: Solve for x
    x = 831,834,491.70/30,096.20
  6. Step 6: Final answer
    x = 27,639.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.