Home / 52,712.24-72,709.56-36,790.80

Finding the Fourth Proportional to 52,712.24, 72,709.56 and 36,790.80

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Solution

The fourth proportional to 52,712.24, 72,709.56 and 36,790.80 is: 50,748.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,712.24 : 72,709.56 = 36,790.80 : x
  2. Step 2: Convert to fraction form
    52,712.24/72,709.56 = 36,790.80/x
  3. Step 3: Cross multiply
    52,712.24x = 72,709.56 × 36,790.80
  4. Step 4: Simplify right side
    52,712.24x = 2,675,042,880.05
  5. Step 5: Solve for x
    x = 2,675,042,880.05/52,712.24
  6. Step 6: Final answer
    x = 50,748.04

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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.