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Finding the Fourth Proportional to 171,870.07, 257,770.81 and 58,006.75

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Solution

The fourth proportional to 171,870.07, 257,770.81 and 58,006.75 is: 86,998.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,870.07 : 257,770.81 = 58,006.75 : x
  2. Step 2: Convert to fraction form
    171,870.07/257,770.81 = 58,006.75/x
  3. Step 3: Cross multiply
    171,870.07x = 257,770.81 × 58,006.75
  4. Step 4: Simplify right side
    171,870.07x = 14,952,446,932.97
  5. Step 5: Solve for x
    x = 14,952,446,932.97/171,870.07
  6. Step 6: Final answer
    x = 86,998.55

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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.