Home / 57,025.08-78,694.86-31,533.24

Finding the Fourth Proportional to 57,025.08, 78,694.86 and 31,533.24

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Solution

The fourth proportional to 57,025.08, 78,694.86 and 31,533.24 is: 43,516.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,025.08 : 78,694.86 = 31,533.24 : x
  2. Step 2: Convert to fraction form
    57,025.08/78,694.86 = 31,533.24/x
  3. Step 3: Cross multiply
    57,025.08x = 78,694.86 × 31,533.24
  4. Step 4: Simplify right side
    57,025.08x = 2,481,503,907.15
  5. Step 5: Solve for x
    x = 2,481,503,907.15/57,025.08
  6. Step 6: Final answer
    x = 43,516.01

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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.