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Finding the Fourth Proportional to 184,607.86, 254,758.85 and 99,724.92

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Solution

The fourth proportional to 184,607.86, 254,758.85 and 99,724.92 is: 137,620.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,607.86 : 254,758.85 = 99,724.92 : x
  2. Step 2: Convert to fraction form
    184,607.86/254,758.85 = 99,724.92/x
  3. Step 3: Cross multiply
    184,607.86x = 254,758.85 × 99,724.92
  4. Step 4: Simplify right side
    184,607.86x = 25,405,806,008.08
  5. Step 5: Solve for x
    x = 25,405,806,008.08/184,607.86
  6. Step 6: Final answer
    x = 137,620.39

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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.