Home / 292,721.98-403,951.07-165,394.84

Finding the Fourth Proportional to 292,721.98, 403,951.07 and 165,394.84

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Solution

The fourth proportional to 292,721.98, 403,951.07 and 165,394.84 is: 228,241.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,721.98 : 403,951.07 = 165,394.84 : x
  2. Step 2: Convert to fraction form
    292,721.98/403,951.07 = 165,394.84/x
  3. Step 3: Cross multiply
    292,721.98x = 403,951.07 × 165,394.84
  4. Step 4: Simplify right side
    292,721.98x = 66,811,421,763.50
  5. Step 5: Solve for x
    x = 66,811,421,763.50/292,721.98
  6. Step 6: Final answer
    x = 228,241.90

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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.