Home / 176,394.24-242,712.72-172,195.20

Finding the Fourth Proportional to 176,394.24, 242,712.72 and 172,195.20

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Solution

The fourth proportional to 176,394.24, 242,712.72 and 172,195.20 is: 236,934.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,394.24 : 242,712.72 = 172,195.20 : x
  2. Step 2: Convert to fraction form
    176,394.24/242,712.72 = 172,195.20/x
  3. Step 3: Cross multiply
    176,394.24x = 242,712.72 × 172,195.20
  4. Step 4: Simplify right side
    176,394.24x = 41,793,965,362.94
  5. Step 5: Solve for x
    x = 41,793,965,362.94/176,394.24
  6. Step 6: Final answer
    x = 236,934.98

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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.