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Finding the Fourth Proportional to 171,023.25, 256,538.52 and 58,702.98

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Solution

The fourth proportional to 171,023.25, 256,538.52 and 58,702.98 is: 88,055.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,023.25 : 256,538.52 = 58,702.98 : x
  2. Step 2: Convert to fraction form
    171,023.25/256,538.52 = 58,702.98/x
  3. Step 3: Cross multiply
    171,023.25x = 256,538.52 × 58,702.98
  4. Step 4: Simplify right side
    171,023.25x = 15,059,575,608.79
  5. Step 5: Solve for x
    x = 15,059,575,608.79/171,023.25
  6. Step 6: Final answer
    x = 88,055.72

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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.