Home / 272,977.40-409,725.30-168,001.40

Finding the Fourth Proportional to 272,977.40, 409,725.30 and 168,001.40

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Solution

The fourth proportional to 272,977.40, 409,725.30 and 168,001.40 is: 252,161.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,977.40 : 409,725.30 = 168,001.40 : x
  2. Step 2: Convert to fraction form
    272,977.40/409,725.30 = 168,001.40/x
  3. Step 3: Cross multiply
    272,977.40x = 409,725.30 × 168,001.40
  4. Step 4: Simplify right side
    272,977.40x = 68,834,424,015.42
  5. Step 5: Solve for x
    x = 68,834,424,015.42/272,977.40
  6. Step 6: Final answer
    x = 252,161.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.