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Finding the Fourth Proportional to 184,611.86, 254,764.36 and 99,728.92

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Solution

The fourth proportional to 184,611.86, 254,764.36 and 99,728.92 is: 137,625.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,611.86 : 254,764.36 = 99,728.92 : x
  2. Step 2: Convert to fraction form
    184,611.86/254,764.36 = 99,728.92/x
  3. Step 3: Cross multiply
    184,611.86x = 254,764.36 × 99,728.92
  4. Step 4: Simplify right side
    184,611.86x = 25,407,374,477.29
  5. Step 5: Solve for x
    x = 25,407,374,477.29/184,611.86
  6. Step 6: Final answer
    x = 137,625.91

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1.5x scale

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.