Home / 57,179.57-78,907.81-32,029.07

Finding the Fourth Proportional to 57,179.57, 78,907.81 and 32,029.07

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Solution

The fourth proportional to 57,179.57, 78,907.81 and 32,029.07 is: 44,200.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,179.57 : 78,907.81 = 32,029.07 : x
  2. Step 2: Convert to fraction form
    57,179.57/78,907.81 = 32,029.07/x
  3. Step 3: Cross multiply
    57,179.57x = 78,907.81 × 32,029.07
  4. Step 4: Simplify right side
    57,179.57x = 2,527,343,770.04
  5. Step 5: Solve for x
    x = 2,527,343,770.04/57,179.57
  6. Step 6: Final answer
    x = 44,200.12

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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.