Home / 187,487.52-258,733.62-102,604.38

Finding the Fourth Proportional to 187,487.52, 258,733.62 and 102,604.38

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Solution

The fourth proportional to 187,487.52, 258,733.62 and 102,604.38 is: 141,594.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,487.52 : 258,733.62 = 102,604.38 : x
  2. Step 2: Convert to fraction form
    187,487.52/258,733.62 = 102,604.38/x
  3. Step 3: Cross multiply
    187,487.52x = 258,733.62 × 102,604.38
  4. Step 4: Simplify right side
    187,487.52x = 26,547,202,665.26
  5. Step 5: Solve for x
    x = 26,547,202,665.26/187,487.52
  6. Step 6: Final answer
    x = 141,594.51

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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.