Home / 272,976.67-376,507.28-180,929.48

Finding the Fourth Proportional to 272,976.67, 376,507.28 and 180,929.48

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Solution

The fourth proportional to 272,976.67, 376,507.28 and 180,929.48 is: 249,549.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,976.67 : 376,507.28 = 180,929.48 : x
  2. Step 2: Convert to fraction form
    272,976.67/376,507.28 = 180,929.48/x
  3. Step 3: Cross multiply
    272,976.67x = 376,507.28 × 180,929.48
  4. Step 4: Simplify right side
    272,976.67x = 68,121,267,780.21
  5. Step 5: Solve for x
    x = 68,121,267,780.21/272,976.67
  6. Step 6: Final answer
    x = 249,549.78

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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.