Home / 292,629.76-403,822.08-165,301.12

Finding the Fourth Proportional to 292,629.76, 403,822.08 and 165,301.12

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Solution

The fourth proportional to 292,629.76, 403,822.08 and 165,301.12 is: 228,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,629.76 : 403,822.08 = 165,301.12 : x
  2. Step 2: Convert to fraction form
    292,629.76/403,822.08 = 165,301.12/x
  3. Step 3: Cross multiply
    292,629.76x = 403,822.08 × 165,301.12
  4. Step 4: Simplify right side
    292,629.76x = 66,752,242,104.73
  5. Step 5: Solve for x
    x = 66,752,242,104.73/292,629.76
  6. Step 6: Final answer
    x = 228,111.60

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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.