Home / 57,166.52-78,892.73-34,505.20

Finding the Fourth Proportional to 57,166.52, 78,892.73 and 34,505.20

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Solution

The fourth proportional to 57,166.52, 78,892.73 and 34,505.20 is: 47,618.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,166.52 : 78,892.73 = 34,505.20 : x
  2. Step 2: Convert to fraction form
    57,166.52/78,892.73 = 34,505.20/x
  3. Step 3: Cross multiply
    57,166.52x = 78,892.73 × 34,505.20
  4. Step 4: Simplify right side
    57,166.52x = 2,722,209,427.20
  5. Step 5: Solve for x
    x = 2,722,209,427.20/57,166.52
  6. Step 6: Final answer
    x = 47,618.95

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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.