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Finding the Fourth Proportional to 173,796.36, 260,699.40 and 61,460.70

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Solution

The fourth proportional to 173,796.36, 260,699.40 and 61,460.70 is: 92,192.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,796.36 : 260,699.40 = 61,460.70 : x
  2. Step 2: Convert to fraction form
    173,796.36/260,699.40 = 61,460.70/x
  3. Step 3: Cross multiply
    173,796.36x = 260,699.40 × 61,460.70
  4. Step 4: Simplify right side
    173,796.36x = 16,022,767,613.58
  5. Step 5: Solve for x
    x = 16,022,767,613.58/173,796.36
  6. Step 6: Final answer
    x = 92,192.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.