Home / 320,160.39-441,822.70-174,969.06

Finding the Fourth Proportional to 320,160.39, 441,822.70 and 174,969.06

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Solution

The fourth proportional to 320,160.39, 441,822.70 and 174,969.06 is: 241,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,160.39 : 441,822.70 = 174,969.06 : x
  2. Step 2: Convert to fraction form
    320,160.39/441,822.70 = 174,969.06/x
  3. Step 3: Cross multiply
    320,160.39x = 441,822.70 × 174,969.06
  4. Step 4: Simplify right side
    320,160.39x = 77,305,302,505.66
  5. Step 5: Solve for x
    x = 77,305,302,505.66/320,160.39
  6. Step 6: Final answer
    x = 241,458.05

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1.5x scale

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.