Home / 187,074.66-258,168.71-102,197.19

Finding the Fourth Proportional to 187,074.66, 258,168.71 and 102,197.19

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Solution

The fourth proportional to 187,074.66, 258,168.71 and 102,197.19 is: 141,035.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,074.66 : 258,168.71 = 102,197.19 : x
  2. Step 2: Convert to fraction form
    187,074.66/258,168.71 = 102,197.19/x
  3. Step 3: Cross multiply
    187,074.66x = 258,168.71 × 102,197.19
  4. Step 4: Simplify right side
    187,074.66x = 26,384,116,196.94
  5. Step 5: Solve for x
    x = 26,384,116,196.94/187,074.66
  6. Step 6: Final answer
    x = 141,035.22

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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.