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Finding the Fourth Proportional to 178,250.54, 245,981.88 and 97,676.33

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Solution

The fourth proportional to 178,250.54, 245,981.88 and 97,676.33 is: 134,791.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,250.54 : 245,981.88 = 97,676.33 : x
  2. Step 2: Convert to fraction form
    178,250.54/245,981.88 = 97,676.33/x
  3. Step 3: Cross multiply
    178,250.54x = 245,981.88 × 97,676.33
  4. Step 4: Simplify right side
    178,250.54x = 24,026,606,054.99
  5. Step 5: Solve for x
    x = 24,026,606,054.99/178,250.54
  6. Step 6: Final answer
    x = 134,791.21

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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.