Home / 254,260.08-381,513-104,610.80

Finding the Fourth Proportional to 254,260.08, 381,513 and 104,610.80

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Solution

The fourth proportional to 254,260.08, 381,513 and 104,610.80 is: 156,966.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,260.08 : 381,513 = 104,610.80 : x
  2. Step 2: Convert to fraction form
    254,260.08/381,513 = 104,610.80/x
  3. Step 3: Cross multiply
    254,260.08x = 381,513 × 104,610.80
  4. Step 4: Simplify right side
    254,260.08x = 39,910,380,140.40
  5. Step 5: Solve for x
    x = 39,910,380,140.40/254,260.08
  6. Step 6: Final answer
    x = 156,966.76

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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.