Home / 292,819.54-403,934.70-178,133.26

Finding the Fourth Proportional to 292,819.54, 403,934.70 and 178,133.26

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Solution

The fourth proportional to 292,819.54, 403,934.70 and 178,133.26 is: 245,728.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,819.54 : 403,934.70 = 178,133.26 : x
  2. Step 2: Convert to fraction form
    292,819.54/403,934.70 = 178,133.26/x
  3. Step 3: Cross multiply
    292,819.54x = 403,934.70 × 178,133.26
  4. Step 4: Simplify right side
    292,819.54x = 71,954,204,938.12
  5. Step 5: Solve for x
    x = 71,954,204,938.12/292,819.54
  6. Step 6: Final answer
    x = 245,728.84

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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.