Home / 314,944.49-434,625.94-171,705.56

Finding the Fourth Proportional to 314,944.49, 434,625.94 and 171,705.56

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Solution

The fourth proportional to 314,944.49, 434,625.94 and 171,705.56 is: 236,955.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,944.49 : 434,625.94 = 171,705.56 : x
  2. Step 2: Convert to fraction form
    314,944.49/434,625.94 = 171,705.56/x
  3. Step 3: Cross multiply
    314,944.49x = 434,625.94 × 171,705.56
  4. Step 4: Simplify right side
    314,944.49x = 74,627,690,418.23
  5. Step 5: Solve for x
    x = 74,627,690,418.23/314,944.49
  6. Step 6: Final answer
    x = 236,955.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.