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Finding the Fourth Proportional to 173,100.60, 238,879.80 and 97,653.96

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Solution

The fourth proportional to 173,100.60, 238,879.80 and 97,653.96 is: 134,763.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,100.60 : 238,879.80 = 97,653.96 : x
  2. Step 2: Convert to fraction form
    173,100.60/238,879.80 = 97,653.96/x
  3. Step 3: Cross multiply
    173,100.60x = 238,879.80 × 97,653.96
  4. Step 4: Simplify right side
    173,100.60x = 23,327,558,434.01
  5. Step 5: Solve for x
    x = 23,327,558,434.01/173,100.60
  6. Step 6: Final answer
    x = 134,763.01

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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.