Home / 325,985.03-449,799.85-188,113.66

Finding the Fourth Proportional to 325,985.03, 449,799.85 and 188,113.66

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Solution

The fourth proportional to 325,985.03, 449,799.85 and 188,113.66 is: 259,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,985.03 : 449,799.85 = 188,113.66 : x
  2. Step 2: Convert to fraction form
    325,985.03/449,799.85 = 188,113.66/x
  3. Step 3: Cross multiply
    325,985.03x = 449,799.85 × 188,113.66
  4. Step 4: Simplify right side
    325,985.03x = 84,613,495,034.07
  5. Step 5: Solve for x
    x = 84,613,495,034.07/325,985.03
  6. Step 6: Final answer
    x = 259,562.52

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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.