Home / 368,289.77-552,458.03-115,580.25

Finding the Fourth Proportional to 368,289.77, 552,458.03 and 115,580.25

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Solution

The fourth proportional to 368,289.77, 552,458.03 and 115,580.25 is: 173,377.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,289.77 : 552,458.03 = 115,580.25 : x
  2. Step 2: Convert to fraction form
    368,289.77/552,458.03 = 115,580.25/x
  3. Step 3: Cross multiply
    368,289.77x = 552,458.03 × 115,580.25
  4. Step 4: Simplify right side
    368,289.77x = 63,853,236,644.01
  5. Step 5: Solve for x
    x = 63,853,236,644.01/368,289.77
  6. Step 6: Final answer
    x = 173,377.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.