Home / 123,012.20-184,518.30-44,134.40

Finding the Fourth Proportional to 123,012.20, 184,518.30 and 44,134.40

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Solution

The fourth proportional to 123,012.20, 184,518.30 and 44,134.40 is: 66,201.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,012.20 : 184,518.30 = 44,134.40 : x
  2. Step 2: Convert to fraction form
    123,012.20/184,518.30 = 44,134.40/x
  3. Step 3: Cross multiply
    123,012.20x = 184,518.30 × 44,134.40
  4. Step 4: Simplify right side
    123,012.20x = 8,143,604,459.52
  5. Step 5: Solve for x
    x = 8,143,604,459.52/123,012.20
  6. Step 6: Final answer
    x = 66,201.60

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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.