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Finding the Fourth Proportional to 178,425.50, 246,230.55 and 97,848.21

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Solution

The fourth proportional to 178,425.50, 246,230.55 and 97,848.21 is: 135,032.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,425.50 : 246,230.55 = 97,848.21 : x
  2. Step 2: Convert to fraction form
    178,425.50/246,230.55 = 97,848.21/x
  3. Step 3: Cross multiply
    178,425.50x = 246,230.55 × 97,848.21
  4. Step 4: Simplify right side
    178,425.50x = 24,093,218,564.82
  5. Step 5: Solve for x
    x = 24,093,218,564.82/178,425.50
  6. Step 6: Final answer
    x = 135,032.37

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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.