Home / 207,349.21-286,142.43-116,706.52

Finding the Fourth Proportional to 207,349.21, 286,142.43 and 116,706.52

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Solution

The fourth proportional to 207,349.21, 286,142.43 and 116,706.52 is: 161,055.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,349.21 : 286,142.43 = 116,706.52 : x
  2. Step 2: Convert to fraction form
    207,349.21/286,142.43 = 116,706.52/x
  3. Step 3: Cross multiply
    207,349.21x = 286,142.43 × 116,706.52
  4. Step 4: Simplify right side
    207,349.21x = 33,394,687,229.64
  5. Step 5: Solve for x
    x = 33,394,687,229.64/207,349.21
  6. Step 6: Final answer
    x = 161,055.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.