Home / 364,849.68-547,236-172,678.08

Finding the Fourth Proportional to 364,849.68, 547,236 and 172,678.08

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Solution

The fourth proportional to 364,849.68, 547,236 and 172,678.08 is: 258,998.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,849.68 : 547,236 = 172,678.08 : x
  2. Step 2: Convert to fraction form
    364,849.68/547,236 = 172,678.08/x
  3. Step 3: Cross multiply
    364,849.68x = 547,236 × 172,678.08
  4. Step 4: Simplify right side
    364,849.68x = 94,495,661,786.88
  5. Step 5: Solve for x
    x = 94,495,661,786.88/364,849.68
  6. Step 6: Final answer
    x = 258,998.89

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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.