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Finding the Fourth Proportional to 58,935.25, 88,419.11 and 17,382.25

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Solution

The fourth proportional to 58,935.25, 88,419.11 and 17,382.25 is: 26,078.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,935.25 : 88,419.11 = 17,382.25 : x
  2. Step 2: Convert to fraction form
    58,935.25/88,419.11 = 17,382.25/x
  3. Step 3: Cross multiply
    58,935.25x = 88,419.11 × 17,382.25
  4. Step 4: Simplify right side
    58,935.25x = 1,536,923,074.80
  5. Step 5: Solve for x
    x = 1,536,923,074.80/58,935.25
  6. Step 6: Final answer
    x = 26,078.16

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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.