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Finding the Fourth Proportional to 122,903.80, 184,355.70 and 44,020.60

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Solution

The fourth proportional to 122,903.80, 184,355.70 and 44,020.60 is: 66,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,903.80 : 184,355.70 = 44,020.60 : x
  2. Step 2: Convert to fraction form
    122,903.80/184,355.70 = 44,020.60/x
  3. Step 3: Cross multiply
    122,903.80x = 184,355.70 × 44,020.60
  4. Step 4: Simplify right side
    122,903.80x = 8,115,448,527.42
  5. Step 5: Solve for x
    x = 8,115,448,527.42/122,903.80
  6. Step 6: Final answer
    x = 66,030.90

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1.5x scale

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.