Home / 292,754.54-403,996.02-165,427.40

Finding the Fourth Proportional to 292,754.54, 403,996.02 and 165,427.40

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Solution

The fourth proportional to 292,754.54, 403,996.02 and 165,427.40 is: 228,286.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,754.54 : 403,996.02 = 165,427.40 : x
  2. Step 2: Convert to fraction form
    292,754.54/403,996.02 = 165,427.40/x
  3. Step 3: Cross multiply
    292,754.54x = 403,996.02 × 165,427.40
  4. Step 4: Simplify right side
    292,754.54x = 66,832,011,198.95
  5. Step 5: Solve for x
    x = 66,832,011,198.95/292,754.54
  6. Step 6: Final answer
    x = 228,286.85

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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.