Home / 204,442.52-306,663.68-54,678.92

Finding the Fourth Proportional to 204,442.52, 306,663.68 and 54,678.92

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Solution

The fourth proportional to 204,442.52, 306,663.68 and 54,678.92 is: 82,018.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,442.52 : 306,663.68 = 54,678.92 : x
  2. Step 2: Convert to fraction form
    204,442.52/306,663.68 = 54,678.92/x
  3. Step 3: Cross multiply
    204,442.52x = 306,663.68 × 54,678.92
  4. Step 4: Simplify right side
    204,442.52x = 16,768,037,429.00
  5. Step 5: Solve for x
    x = 16,768,037,429.00/204,442.52
  6. Step 6: Final answer
    x = 82,018.35

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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.