Home / 55,596.60-83,438.73-20,546.28

Finding the Fourth Proportional to 55,596.60, 83,438.73 and 20,546.28

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Solution

The fourth proportional to 55,596.60, 83,438.73 and 20,546.28 is: 30,835.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,596.60 : 83,438.73 = 20,546.28 : x
  2. Step 2: Convert to fraction form
    55,596.60/83,438.73 = 20,546.28/x
  3. Step 3: Cross multiply
    55,596.60x = 83,438.73 × 20,546.28
  4. Step 4: Simplify right side
    55,596.60x = 1,714,355,509.42
  5. Step 5: Solve for x
    x = 1,714,355,509.42/55,596.60
  6. Step 6: Final answer
    x = 30,835.62

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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.