Home / 272,732.07-408,961.14-158,916.63

Finding the Fourth Proportional to 272,732.07, 408,961.14 and 158,916.63

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Solution

The fourth proportional to 272,732.07, 408,961.14 and 158,916.63 is: 238,295.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,732.07 : 408,961.14 = 158,916.63 : x
  2. Step 2: Convert to fraction form
    272,732.07/408,961.14 = 158,916.63/x
  3. Step 3: Cross multiply
    272,732.07x = 408,961.14 × 158,916.63
  4. Step 4: Simplify right side
    272,732.07x = 64,990,726,169.76
  5. Step 5: Solve for x
    x = 64,990,726,169.76/272,732.07
  6. Step 6: Final answer
    x = 238,295.14

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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.