Home / 123,090.20-184,635.30-44,212.40

Finding the Fourth Proportional to 123,090.20, 184,635.30 and 44,212.40

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Solution

The fourth proportional to 123,090.20, 184,635.30 and 44,212.40 is: 66,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,090.20 : 184,635.30 = 44,212.40 : x
  2. Step 2: Convert to fraction form
    123,090.20/184,635.30 = 44,212.40/x
  3. Step 3: Cross multiply
    123,090.20x = 184,635.30 × 44,212.40
  4. Step 4: Simplify right side
    123,090.20x = 8,163,169,737.72
  5. Step 5: Solve for x
    x = 8,163,169,737.72/123,090.20
  6. Step 6: Final answer
    x = 66,318.60

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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.