Home / 229,523.89-344,341.18-79,742.38

Finding the Fourth Proportional to 229,523.89, 344,341.18 and 79,742.38

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Solution

The fourth proportional to 229,523.89, 344,341.18 and 79,742.38 is: 119,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,523.89 : 344,341.18 = 79,742.38 : x
  2. Step 2: Convert to fraction form
    229,523.89/344,341.18 = 79,742.38/x
  3. Step 3: Cross multiply
    229,523.89x = 344,341.18 × 79,742.38
  4. Step 4: Simplify right side
    229,523.89x = 27,458,583,503.50
  5. Step 5: Solve for x
    x = 27,458,583,503.50/229,523.89
  6. Step 6: Final answer
    x = 119,632.79

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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.