Home / 254,552.73-351,262.20-147,129.72

Finding the Fourth Proportional to 254,552.73, 351,262.20 and 147,129.72

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Solution

The fourth proportional to 254,552.73, 351,262.20 and 147,129.72 is: 203,027.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,552.73 : 351,262.20 = 147,129.72 : x
  2. Step 2: Convert to fraction form
    254,552.73/351,262.20 = 147,129.72/x
  3. Step 3: Cross multiply
    254,552.73x = 351,262.20 × 147,129.72
  4. Step 4: Simplify right side
    254,552.73x = 51,681,109,132.58
  5. Step 5: Solve for x
    x = 51,681,109,132.58/254,552.73
  6. Step 6: Final answer
    x = 203,027.13

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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.