Home / 187,046.25-257,790.09-141,615.41

Finding the Fourth Proportional to 187,046.25, 257,790.09 and 141,615.41

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Solution

The fourth proportional to 187,046.25, 257,790.09 and 141,615.41 is: 195,176.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,046.25 : 257,790.09 = 141,615.41 : x
  2. Step 2: Convert to fraction form
    187,046.25/257,790.09 = 141,615.41/x
  3. Step 3: Cross multiply
    187,046.25x = 257,790.09 × 141,615.41
  4. Step 4: Simplify right side
    187,046.25x = 36,507,048,531.39
  5. Step 5: Solve for x
    x = 36,507,048,531.39/187,046.25
  6. Step 6: Final answer
    x = 195,176.59

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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.