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Finding the Fourth Proportional to 58,655, 87,997.08 and 17,102

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Solution

The fourth proportional to 58,655, 87,997.08 and 17,102 is: 25,657.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,655 : 87,997.08 = 17,102 : x
  2. Step 2: Convert to fraction form
    58,655/87,997.08 = 17,102/x
  3. Step 3: Cross multiply
    58,655x = 87,997.08 × 17,102
  4. Step 4: Simplify right side
    58,655x = 1,504,926,062.16
  5. Step 5: Solve for x
    x = 1,504,926,062.16/58,655
  6. Step 6: Final answer
    x = 25,657.25

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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.