Home / 114,923.97-172,386.09-31,817.97

Finding the Fourth Proportional to 114,923.97, 172,386.09 and 31,817.97

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Solution

The fourth proportional to 114,923.97, 172,386.09 and 31,817.97 is: 47,726.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,923.97 : 172,386.09 = 31,817.97 : x
  2. Step 2: Convert to fraction form
    114,923.97/172,386.09 = 31,817.97/x
  3. Step 3: Cross multiply
    114,923.97x = 172,386.09 × 31,817.97
  4. Step 4: Simplify right side
    114,923.97x = 5,484,975,440.04
  5. Step 5: Solve for x
    x = 5,484,975,440.04/114,923.97
  6. Step 6: Final answer
    x = 47,726.99

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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.