Home / 229,664.72-344,567.17-117,423.78

Finding the Fourth Proportional to 229,664.72, 344,567.17 and 117,423.78

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Solution

The fourth proportional to 229,664.72, 344,567.17 and 117,423.78 is: 176,171.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,664.72 : 344,567.17 = 117,423.78 : x
  2. Step 2: Convert to fraction form
    229,664.72/344,567.17 = 117,423.78/x
  3. Step 3: Cross multiply
    229,664.72x = 344,567.17 × 117,423.78
  4. Step 4: Simplify right side
    229,664.72x = 40,460,377,759.45
  5. Step 5: Solve for x
    x = 40,460,377,759.45/229,664.72
  6. Step 6: Final answer
    x = 176,171.50

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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.