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Finding the Fourth Proportional to 164,345.60, 226,796.64 and 88,894.40

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Solution

The fourth proportional to 164,345.60, 226,796.64 and 88,894.40 is: 122,674.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,345.60 : 226,796.64 = 88,894.40 : x
  2. Step 2: Convert to fraction form
    164,345.60/226,796.64 = 88,894.40/x
  3. Step 3: Cross multiply
    164,345.60x = 226,796.64 × 88,894.40
  4. Step 4: Simplify right side
    164,345.60x = 20,160,951,234.82
  5. Step 5: Solve for x
    x = 20,160,951,234.82/164,345.60
  6. Step 6: Final answer
    x = 122,674.12

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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.