Home / 114,868.94-172,283.96-31,743.50

Finding the Fourth Proportional to 114,868.94, 172,283.96 and 31,743.50

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Solution

The fourth proportional to 114,868.94, 172,283.96 and 31,743.50 is: 47,609.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,868.94 : 172,283.96 = 31,743.50 : x
  2. Step 2: Convert to fraction form
    114,868.94/172,283.96 = 31,743.50/x
  3. Step 3: Cross multiply
    114,868.94x = 172,283.96 × 31,743.50
  4. Step 4: Simplify right side
    114,868.94x = 5,468,895,884.26
  5. Step 5: Solve for x
    x = 5,468,895,884.26/114,868.94
  6. Step 6: Final answer
    x = 47,609.88

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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.