Home / 395,518.18-593,377.73-115,035.43

Finding the Fourth Proportional to 395,518.18, 593,377.73 and 115,035.43

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Solution

The fourth proportional to 395,518.18, 593,377.73 and 115,035.43 is: 172,582.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,518.18 : 593,377.73 = 115,035.43 : x
  2. Step 2: Convert to fraction form
    395,518.18/593,377.73 = 115,035.43/x
  3. Step 3: Cross multiply
    395,518.18x = 593,377.73 × 115,035.43
  4. Step 4: Simplify right side
    395,518.18x = 68,259,460,695.74
  5. Step 5: Solve for x
    x = 68,259,460,695.74/395,518.18
  6. Step 6: Final answer
    x = 172,582.36

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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.