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Finding the Fourth Proportional to 171,858.88, 257,726.80 and 59,508.92

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Solution

The fourth proportional to 171,858.88, 257,726.80 and 59,508.92 is: 89,242.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,858.88 : 257,726.80 = 59,508.92 : x
  2. Step 2: Convert to fraction form
    171,858.88/257,726.80 = 59,508.92/x
  3. Step 3: Cross multiply
    171,858.88x = 257,726.80 × 59,508.92
  4. Step 4: Simplify right side
    171,858.88x = 15,337,043,523.06
  5. Step 5: Solve for x
    x = 15,337,043,523.06/171,858.88
  6. Step 6: Final answer
    x = 89,242.08

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1.5x scale

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.