Home / 57,343.28-86,020.44-22,285.68

Finding the Fourth Proportional to 57,343.28, 86,020.44 and 22,285.68

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Solution

The fourth proportional to 57,343.28, 86,020.44 and 22,285.68 is: 33,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,343.28 : 86,020.44 = 22,285.68 : x
  2. Step 2: Convert to fraction form
    57,343.28/86,020.44 = 22,285.68/x
  3. Step 3: Cross multiply
    57,343.28x = 86,020.44 × 22,285.68
  4. Step 4: Simplify right side
    57,343.28x = 1,917,023,999.30
  5. Step 5: Solve for x
    x = 1,917,023,999.30/57,343.28
  6. Step 6: Final answer
    x = 33,430.67

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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.