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Finding the Fourth Proportional to 173,104.50, 238,884.93 and 93,616.50

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Solution

The fourth proportional to 173,104.50, 238,884.93 and 93,616.50 is: 129,191.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,104.50 : 238,884.93 = 93,616.50 : x
  2. Step 2: Convert to fraction form
    173,104.50/238,884.93 = 93,616.50/x
  3. Step 3: Cross multiply
    173,104.50x = 238,884.93 × 93,616.50
  4. Step 4: Simplify right side
    173,104.50x = 22,363,571,049.35
  5. Step 5: Solve for x
    x = 22,363,571,049.35/173,104.50
  6. Step 6: Final answer
    x = 129,191.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.