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Finding the Fourth Proportional to 187,473.88, 258,705.66 and 102,594.52

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Solution

The fourth proportional to 187,473.88, 258,705.66 and 102,594.52 is: 141,575.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,473.88 : 258,705.66 = 102,594.52 : x
  2. Step 2: Convert to fraction form
    187,473.88/258,705.66 = 102,594.52/x
  3. Step 3: Cross multiply
    187,473.88x = 258,705.66 × 102,594.52
  4. Step 4: Simplify right side
    187,473.88x = 26,541,783,008.98
  5. Step 5: Solve for x
    x = 26,541,783,008.98/187,473.88
  6. Step 6: Final answer
    x = 141,575.90

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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.