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Finding the Fourth Proportional to 178,607.49, 246,481.52 and 98,042.51

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Solution

The fourth proportional to 178,607.49, 246,481.52 and 98,042.51 is: 135,300.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,607.49 : 246,481.52 = 98,042.51 : x
  2. Step 2: Convert to fraction form
    178,607.49/246,481.52 = 98,042.51/x
  3. Step 3: Cross multiply
    178,607.49x = 246,481.52 × 98,042.51
  4. Step 4: Simplify right side
    178,607.49x = 24,165,665,166.80
  5. Step 5: Solve for x
    x = 24,165,665,166.80/178,607.49
  6. Step 6: Final answer
    x = 135,300.40

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1.5x scale

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.