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Finding the Fourth Proportional to 184,611.03, 254,763.35 and 99,728.07

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Solution

The fourth proportional to 184,611.03, 254,763.35 and 99,728.07 is: 137,624.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,611.03 : 254,763.35 = 99,728.07 : x
  2. Step 2: Convert to fraction form
    184,611.03/254,763.35 = 99,728.07/x
  3. Step 3: Cross multiply
    184,611.03x = 254,763.35 × 99,728.07
  4. Step 4: Simplify right side
    184,611.03x = 25,407,057,202.23
  5. Step 5: Solve for x
    x = 25,407,057,202.23/184,611.03
  6. Step 6: Final answer
    x = 137,624.81

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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.