Home / 395,961.04-593,941.60-115,478.32

Finding the Fourth Proportional to 395,961.04, 593,941.60 and 115,478.32

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Solution

The fourth proportional to 395,961.04, 593,941.60 and 115,478.32 is: 173,217.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,961.04 : 593,941.60 = 115,478.32 : x
  2. Step 2: Convert to fraction form
    395,961.04/593,941.60 = 115,478.32/x
  3. Step 3: Cross multiply
    395,961.04x = 593,941.60 × 115,478.32
  4. Step 4: Simplify right side
    395,961.04x = 68,587,378,146.11
  5. Step 5: Solve for x
    x = 68,587,378,146.11/395,961.04
  6. Step 6: Final answer
    x = 173,217.49

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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.