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Finding the Fourth Proportional to 173,893.92, 260,664.40 and 98,859.04

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Solution

The fourth proportional to 173,893.92, 260,664.40 and 98,859.04 is: 148,188.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,893.92 : 260,664.40 = 98,859.04 : x
  2. Step 2: Convert to fraction form
    173,893.92/260,664.40 = 98,859.04/x
  3. Step 3: Cross multiply
    173,893.92x = 260,664.40 × 98,859.04
  4. Step 4: Simplify right side
    173,893.92x = 25,769,032,346.18
  5. Step 5: Solve for x
    x = 25,769,032,346.18/173,893.92
  6. Step 6: Final answer
    x = 148,188.23

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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.