Home / 174,310.79-261,431.76-47,918.42

Finding the Fourth Proportional to 174,310.79, 261,431.76 and 47,918.42

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Solution

The fourth proportional to 174,310.79, 261,431.76 and 47,918.42 is: 71,868.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,310.79 : 261,431.76 = 47,918.42 : x
  2. Step 2: Convert to fraction form
    174,310.79/261,431.76 = 47,918.42/x
  3. Step 3: Cross multiply
    174,310.79x = 261,431.76 × 47,918.42
  4. Step 4: Simplify right side
    174,310.79x = 12,527,397,596.99
  5. Step 5: Solve for x
    x = 12,527,397,596.99/174,310.79
  6. Step 6: Final answer
    x = 71,868.17

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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.