Home / 62,027.70-85,622.54-43,972.78

Finding the Fourth Proportional to 62,027.70, 85,622.54 and 43,972.78

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Solution

The fourth proportional to 62,027.70, 85,622.54 and 43,972.78 is: 60,699.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,027.70 : 85,622.54 = 43,972.78 : x
  2. Step 2: Convert to fraction form
    62,027.70/85,622.54 = 43,972.78/x
  3. Step 3: Cross multiply
    62,027.70x = 85,622.54 × 43,972.78
  4. Step 4: Simplify right side
    62,027.70x = 3,765,061,114.46
  5. Step 5: Solve for x
    x = 3,765,061,114.46/62,027.70
  6. Step 6: Final answer
    x = 60,699.67

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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.