Home / 254,602.08-351,367.20-147,198.51

Finding the Fourth Proportional to 254,602.08, 351,367.20 and 147,198.51

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Solution

The fourth proportional to 254,602.08, 351,367.20 and 147,198.51 is: 203,143.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,602.08 : 351,367.20 = 147,198.51 : x
  2. Step 2: Convert to fraction form
    254,602.08/351,367.20 = 147,198.51/x
  3. Step 3: Cross multiply
    254,602.08x = 351,367.20 × 147,198.51
  4. Step 4: Simplify right side
    254,602.08x = 51,720,728,302.87
  5. Step 5: Solve for x
    x = 51,720,728,302.87/254,602.08
  6. Step 6: Final answer
    x = 203,143.38

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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.