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Finding the Fourth Proportional to 115,693.98, 173,497.17 and 63,074.82

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Solution

The fourth proportional to 115,693.98, 173,497.17 and 63,074.82 is: 94,588.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,693.98 : 173,497.17 = 63,074.82 : x
  2. Step 2: Convert to fraction form
    115,693.98/173,497.17 = 63,074.82/x
  3. Step 3: Cross multiply
    115,693.98x = 173,497.17 × 63,074.82
  4. Step 4: Simplify right side
    115,693.98x = 10,943,302,768.26
  5. Step 5: Solve for x
    x = 10,943,302,768.26/115,693.98
  6. Step 6: Final answer
    x = 94,588.35

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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.