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Finding the Fourth Proportional to 183,730.08, 275,646.98 and 72,999.84

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Solution

The fourth proportional to 183,730.08, 275,646.98 and 72,999.84 is: 109,520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,730.08 : 275,646.98 = 72,999.84 : x
  2. Step 2: Convert to fraction form
    183,730.08/275,646.98 = 72,999.84/x
  3. Step 3: Cross multiply
    183,730.08x = 275,646.98 × 72,999.84
  4. Step 4: Simplify right side
    183,730.08x = 20,122,185,436.48
  5. Step 5: Solve for x
    x = 20,122,185,436.48/183,730.08
  6. Step 6: Final answer
    x = 109,520.37

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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.