Home / 341,914.88-512,943.60-105,245.84

Finding the Fourth Proportional to 341,914.88, 512,943.60 and 105,245.84

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Solution

The fourth proportional to 341,914.88, 512,943.60 and 105,245.84 is: 157,890.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,914.88 : 512,943.60 = 105,245.84 : x
  2. Step 2: Convert to fraction form
    341,914.88/512,943.60 = 105,245.84/x
  3. Step 3: Cross multiply
    341,914.88x = 512,943.60 × 105,245.84
  4. Step 4: Simplify right side
    341,914.88x = 53,985,180,054.62
  5. Step 5: Solve for x
    x = 53,985,180,054.62/341,914.88
  6. Step 6: Final answer
    x = 157,890.70

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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.