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Finding the Fourth Proportional to 178,494.06, 246,322.71 and 97,929.03

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Solution

The fourth proportional to 178,494.06, 246,322.71 and 97,929.03 is: 135,142.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,494.06 : 246,322.71 = 97,929.03 : x
  2. Step 2: Convert to fraction form
    178,494.06/246,322.71 = 97,929.03/x
  3. Step 3: Cross multiply
    178,494.06x = 246,322.71 × 97,929.03
  4. Step 4: Simplify right side
    178,494.06x = 24,122,144,057.27
  5. Step 5: Solve for x
    x = 24,122,144,057.27/178,494.06
  6. Step 6: Final answer
    x = 135,142.56

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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.