Home / 57,198.69-78,936.23-34,533.26

Finding the Fourth Proportional to 57,198.69, 78,936.23 and 34,533.26

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Solution

The fourth proportional to 57,198.69, 78,936.23 and 34,533.26 is: 47,657.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,198.69 : 78,936.23 = 34,533.26 : x
  2. Step 2: Convert to fraction form
    57,198.69/78,936.23 = 34,533.26/x
  3. Step 3: Cross multiply
    57,198.69x = 78,936.23 × 34,533.26
  4. Step 4: Simplify right side
    57,198.69x = 2,725,925,354.01
  5. Step 5: Solve for x
    x = 2,725,925,354.01/57,198.69
  6. Step 6: Final answer
    x = 47,657.13

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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.