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Finding the Fourth Proportional to 187,850.88, 281,819.52 and 61,495.20

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Solution

The fourth proportional to 187,850.88, 281,819.52 and 61,495.20 is: 92,256.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,850.88 : 281,819.52 = 61,495.20 : x
  2. Step 2: Convert to fraction form
    187,850.88/281,819.52 = 61,495.20/x
  3. Step 3: Cross multiply
    187,850.88x = 281,819.52 × 61,495.20
  4. Step 4: Simplify right side
    187,850.88x = 17,330,547,746.30
  5. Step 5: Solve for x
    x = 17,330,547,746.30/187,850.88
  6. Step 6: Final answer
    x = 92,256.94

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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.