Home / 123,209.20-184,813.26-48,276.40

Finding the Fourth Proportional to 123,209.20, 184,813.26 and 48,276.40

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Solution

The fourth proportional to 123,209.20, 184,813.26 and 48,276.40 is: 72,414.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,209.20 : 184,813.26 = 48,276.40 : x
  2. Step 2: Convert to fraction form
    123,209.20/184,813.26 = 48,276.40/x
  3. Step 3: Cross multiply
    123,209.20x = 184,813.26 × 48,276.40
  4. Step 4: Simplify right side
    123,209.20x = 8,922,118,865.06
  5. Step 5: Solve for x
    x = 8,922,118,865.06/123,209.20
  6. Step 6: Final answer
    x = 72,414.39

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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.