Home / 123,015.20-184,522.80-44,137.40

Finding the Fourth Proportional to 123,015.20, 184,522.80 and 44,137.40

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Solution

The fourth proportional to 123,015.20, 184,522.80 and 44,137.40 is: 66,206.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,015.20 : 184,522.80 = 44,137.40 : x
  2. Step 2: Convert to fraction form
    123,015.20/184,522.80 = 44,137.40/x
  3. Step 3: Cross multiply
    123,015.20x = 184,522.80 × 44,137.40
  4. Step 4: Simplify right side
    123,015.20x = 8,144,356,632.72
  5. Step 5: Solve for x
    x = 8,144,356,632.72/123,015.20
  6. Step 6: Final answer
    x = 66,206.10

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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.