Home / 347,890.68-521,827.79-111,235.41

Finding the Fourth Proportional to 347,890.68, 521,827.79 and 111,235.41

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Solution

The fourth proportional to 347,890.68, 521,827.79 and 111,235.41 is: 166,850.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,890.68 : 521,827.79 = 111,235.41 : x
  2. Step 2: Convert to fraction form
    347,890.68/521,827.79 = 111,235.41/x
  3. Step 3: Cross multiply
    347,890.68x = 521,827.79 × 111,235.41
  4. Step 4: Simplify right side
    347,890.68x = 58,045,727,613.87
  5. Step 5: Solve for x
    x = 58,045,727,613.87/347,890.68
  6. Step 6: Final answer
    x = 166,850.48

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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.