Home / 76,471.56-114,638.22-27,212.04

Finding the Fourth Proportional to 76,471.56, 114,638.22 and 27,212.04

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Solution

The fourth proportional to 76,471.56, 114,638.22 and 27,212.04 is: 40,793.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,471.56 : 114,638.22 = 27,212.04 : x
  2. Step 2: Convert to fraction form
    76,471.56/114,638.22 = 27,212.04/x
  3. Step 3: Cross multiply
    76,471.56x = 114,638.22 × 27,212.04
  4. Step 4: Simplify right side
    76,471.56x = 3,119,539,828.17
  5. Step 5: Solve for x
    x = 3,119,539,828.17/76,471.56
  6. Step 6: Final answer
    x = 40,793.46

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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.