Home / 74,488.14-102,693.03-50,573.30

Finding the Fourth Proportional to 74,488.14, 102,693.03 and 50,573.30

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Solution

The fourth proportional to 74,488.14, 102,693.03 and 50,573.30 is: 69,722.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,488.14 : 102,693.03 = 50,573.30 : x
  2. Step 2: Convert to fraction form
    74,488.14/102,693.03 = 50,573.30/x
  3. Step 3: Cross multiply
    74,488.14x = 102,693.03 × 50,573.30
  4. Step 4: Simplify right side
    74,488.14x = 5,193,525,414.10
  5. Step 5: Solve for x
    x = 5,193,525,414.10/74,488.14
  6. Step 6: Final answer
    x = 69,722.85

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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.