Home / 383,755.19-575,634.13-117,514.53

Finding the Fourth Proportional to 383,755.19, 575,634.13 and 117,514.53

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Solution

The fourth proportional to 383,755.19, 575,634.13 and 117,514.53 is: 176,272.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,755.19 : 575,634.13 = 117,514.53 : x
  2. Step 2: Convert to fraction form
    383,755.19/575,634.13 = 117,514.53/x
  3. Step 3: Cross multiply
    383,755.19x = 575,634.13 × 117,514.53
  4. Step 4: Simplify right side
    383,755.19x = 67,645,373,945.12
  5. Step 5: Solve for x
    x = 67,645,373,945.12/383,755.19
  6. Step 6: Final answer
    x = 176,272.21

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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.