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Finding the Fourth Proportional to 170,893.87, 256,377.15 and 58,543.93

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Solution

The fourth proportional to 170,893.87, 256,377.15 and 58,543.93 is: 87,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,893.87 : 256,377.15 = 58,543.93 : x
  2. Step 2: Convert to fraction form
    170,893.87/256,377.15 = 58,543.93/x
  3. Step 3: Cross multiply
    170,893.87x = 256,377.15 × 58,543.93
  4. Step 4: Simplify right side
    170,893.87x = 15,009,325,923.20
  5. Step 5: Solve for x
    x = 15,009,325,923.20/170,893.87
  6. Step 6: Final answer
    x = 87,828.35

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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.