Home / 237,605.40-356,291.46-87,839.64

Finding the Fourth Proportional to 237,605.40, 356,291.46 and 87,839.64

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Solution

The fourth proportional to 237,605.40, 356,291.46 and 87,839.64 is: 131,716.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,605.40 : 356,291.46 = 87,839.64 : x
  2. Step 2: Convert to fraction form
    237,605.40/356,291.46 = 87,839.64/x
  3. Step 3: Cross multiply
    237,605.40x = 356,291.46 × 87,839.64
  4. Step 4: Simplify right side
    237,605.40x = 31,296,513,581.47
  5. Step 5: Solve for x
    x = 31,296,513,581.47/237,605.40
  6. Step 6: Final answer
    x = 131,716.34

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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.