Home / 229,668.73-344,573.16-117,427.78

Finding the Fourth Proportional to 229,668.73, 344,573.16 and 117,427.78

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Solution

The fourth proportional to 229,668.73, 344,573.16 and 117,427.78 is: 176,177.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,668.73 : 344,573.16 = 117,427.78 : x
  2. Step 2: Convert to fraction form
    229,668.73/344,573.16 = 117,427.78/x
  3. Step 3: Cross multiply
    229,668.73x = 344,573.16 × 117,427.78
  4. Step 4: Simplify right side
    229,668.73x = 40,462,461,226.38
  5. Step 5: Solve for x
    x = 40,462,461,226.38/229,668.73
  6. Step 6: Final answer
    x = 176,177.49

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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.