Home / 114,780.72-172,174.16-35,894.95

Finding the Fourth Proportional to 114,780.72, 172,174.16 and 35,894.95

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Solution

The fourth proportional to 114,780.72, 172,174.16 and 35,894.95 is: 53,843.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,780.72 : 172,174.16 = 35,894.95 : x
  2. Step 2: Convert to fraction form
    114,780.72/172,174.16 = 35,894.95/x
  3. Step 3: Cross multiply
    114,780.72x = 172,174.16 × 35,894.95
  4. Step 4: Simplify right side
    114,780.72x = 6,180,181,824.15
  5. Step 5: Solve for x
    x = 6,180,181,824.15/114,780.72
  6. Step 6: Final answer
    x = 53,843.38

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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.