Home / 314,826.48-434,447.82-171,583.44

Finding the Fourth Proportional to 314,826.48, 434,447.82 and 171,583.44

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Solution

The fourth proportional to 314,826.48, 434,447.82 and 171,583.44 is: 236,778.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,826.48 : 434,447.82 = 171,583.44 : x
  2. Step 2: Convert to fraction form
    314,826.48/434,447.82 = 171,583.44/x
  3. Step 3: Cross multiply
    314,826.48x = 434,447.82 × 171,583.44
  4. Step 4: Simplify right side
    314,826.48x = 74,544,051,456.10
  5. Step 5: Solve for x
    x = 74,544,051,456.10/314,826.48
  6. Step 6: Final answer
    x = 236,778.21

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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.