Home / 229,936.48-344,903.94-72,176.68

Finding the Fourth Proportional to 229,936.48, 344,903.94 and 72,176.68

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Solution

The fourth proportional to 229,936.48, 344,903.94 and 72,176.68 is: 108,264.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,936.48 : 344,903.94 = 72,176.68 : x
  2. Step 2: Convert to fraction form
    229,936.48/344,903.94 = 72,176.68/x
  3. Step 3: Cross multiply
    229,936.48x = 344,903.94 × 72,176.68
  4. Step 4: Simplify right side
    229,936.48x = 24,894,021,308.12
  5. Step 5: Solve for x
    x = 24,894,021,308.12/229,936.48
  6. Step 6: Final answer
    x = 108,264.78

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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.