Home / 227,429.38-341,222.70-77,774.98

Finding the Fourth Proportional to 227,429.38, 341,222.70 and 77,774.98

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Solution

The fourth proportional to 227,429.38, 341,222.70 and 77,774.98 is: 116,689.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,429.38 : 341,222.70 = 77,774.98 : x
  2. Step 2: Convert to fraction form
    227,429.38/341,222.70 = 77,774.98/x
  3. Step 3: Cross multiply
    227,429.38x = 341,222.70 × 77,774.98
  4. Step 4: Simplify right side
    227,429.38x = 26,538,588,668.05
  5. Step 5: Solve for x
    x = 26,538,588,668.05/227,429.38
  6. Step 6: Final answer
    x = 116,689.36

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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.