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Finding the Fourth Proportional to 164,333, 226,779.62 and 88,881.48

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Solution

The fourth proportional to 164,333, 226,779.62 and 88,881.48 is: 122,656.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,333 : 226,779.62 = 88,881.48 : x
  2. Step 2: Convert to fraction form
    164,333/226,779.62 = 88,881.48/x
  3. Step 3: Cross multiply
    164,333x = 226,779.62 × 88,881.48
  4. Step 4: Simplify right side
    164,333x = 20,156,508,259.44
  5. Step 5: Solve for x
    x = 20,156,508,259.44/164,333
  6. Step 6: Final answer
    x = 122,656.49

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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.