Home / 57,972.96-79,983.84-32,817.60

Finding the Fourth Proportional to 57,972.96, 79,983.84 and 32,817.60

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Solution

The fourth proportional to 57,972.96, 79,983.84 and 32,817.60 is: 45,277.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,972.96 : 79,983.84 = 32,817.60 : x
  2. Step 2: Convert to fraction form
    57,972.96/79,983.84 = 32,817.60/x
  3. Step 3: Cross multiply
    57,972.96x = 79,983.84 × 32,817.60
  4. Step 4: Simplify right side
    57,972.96x = 2,624,877,667.58
  5. Step 5: Solve for x
    x = 2,624,877,667.58/57,972.96
  6. Step 6: Final answer
    x = 45,277.62

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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.