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Finding the Fourth Proportional to 171,029.74, 256,582.47 and 58,707.44

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Solution

The fourth proportional to 171,029.74, 256,582.47 and 58,707.44 is: 88,074.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,029.74 : 256,582.47 = 58,707.44 : x
  2. Step 2: Convert to fraction form
    171,029.74/256,582.47 = 58,707.44/x
  3. Step 3: Cross multiply
    171,029.74x = 256,582.47 × 58,707.44
  4. Step 4: Simplify right side
    171,029.74x = 15,063,299,962.58
  5. Step 5: Solve for x
    x = 15,063,299,962.58/171,029.74
  6. Step 6: Final answer
    x = 88,074.16

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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.