Home / 265,905.76-366,943.24-145,049.80

Finding the Fourth Proportional to 265,905.76, 366,943.24 and 145,049.80

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Solution

The fourth proportional to 265,905.76, 366,943.24 and 145,049.80 is: 200,165.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,905.76 : 366,943.24 = 145,049.80 : x
  2. Step 2: Convert to fraction form
    265,905.76/366,943.24 = 145,049.80/x
  3. Step 3: Cross multiply
    265,905.76x = 366,943.24 × 145,049.80
  4. Step 4: Simplify right side
    265,905.76x = 53,225,043,573.35
  5. Step 5: Solve for x
    x = 53,225,043,573.35/265,905.76
  6. Step 6: Final answer
    x = 200,165.06

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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.