Home / 204,057.30-306,117.63-104,163.45

Finding the Fourth Proportional to 204,057.30, 306,117.63 and 104,163.45

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Solution

The fourth proportional to 204,057.30, 306,117.63 and 104,163.45 is: 156,261.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,057.30 : 306,117.63 = 104,163.45 : x
  2. Step 2: Convert to fraction form
    204,057.30/306,117.63 = 104,163.45/x
  3. Step 3: Cross multiply
    204,057.30x = 306,117.63 × 104,163.45
  4. Step 4: Simplify right side
    204,057.30x = 31,886,268,446.62
  5. Step 5: Solve for x
    x = 31,886,268,446.62/204,057.30
  6. Step 6: Final answer
    x = 156,261.35

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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.