Home / 270,315.79-373,026.38-147,811.03

Finding the Fourth Proportional to 270,315.79, 373,026.38 and 147,811.03

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Solution

The fourth proportional to 270,315.79, 373,026.38 and 147,811.03 is: 203,974.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,315.79 : 373,026.38 = 147,811.03 : x
  2. Step 2: Convert to fraction form
    270,315.79/373,026.38 = 147,811.03/x
  3. Step 3: Cross multiply
    270,315.79x = 373,026.38 × 147,811.03
  4. Step 4: Simplify right side
    270,315.79x = 55,137,410,840.78
  5. Step 5: Solve for x
    x = 55,137,410,840.78/270,315.79
  6. Step 6: Final answer
    x = 203,974.07

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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.