Home / 272,809.18-376,495.60-165,383.74

Finding the Fourth Proportional to 272,809.18, 376,495.60 and 165,383.74

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Solution

The fourth proportional to 272,809.18, 376,495.60 and 165,383.74 is: 228,241.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,809.18 : 376,495.60 = 165,383.74 : x
  2. Step 2: Convert to fraction form
    272,809.18/376,495.60 = 165,383.74/x
  3. Step 3: Cross multiply
    272,809.18x = 376,495.60 × 165,383.74
  4. Step 4: Simplify right side
    272,809.18x = 62,266,250,008.08
  5. Step 5: Solve for x
    x = 62,266,250,008.08/272,809.18
  6. Step 6: Final answer
    x = 228,241.04

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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.