Home / 254,325.12-381,611.60-104,610.28

Finding the Fourth Proportional to 254,325.12, 381,611.60 and 104,610.28

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Solution

The fourth proportional to 254,325.12, 381,611.60 and 104,610.28 is: 156,966.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,325.12 : 381,611.60 = 104,610.28 : x
  2. Step 2: Convert to fraction form
    254,325.12/381,611.60 = 104,610.28/x
  3. Step 3: Cross multiply
    254,325.12x = 381,611.60 × 104,610.28
  4. Step 4: Simplify right side
    254,325.12x = 39,920,496,327.25
  5. Step 5: Solve for x
    x = 39,920,496,327.25/254,325.12
  6. Step 6: Final answer
    x = 156,966.39

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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.