Home / 204,059.06-306,120.30-104,165.18

Finding the Fourth Proportional to 204,059.06, 306,120.30 and 104,165.18

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Solution

The fourth proportional to 204,059.06, 306,120.30 and 104,165.18 is: 156,263.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,059.06 : 306,120.30 = 104,165.18 : x
  2. Step 2: Convert to fraction form
    204,059.06/306,120.30 = 104,165.18/x
  3. Step 3: Cross multiply
    204,059.06x = 306,120.30 × 104,165.18
  4. Step 4: Simplify right side
    204,059.06x = 31,887,076,151.15
  5. Step 5: Solve for x
    x = 31,887,076,151.15/204,059.06
  6. Step 6: Final answer
    x = 156,263.96

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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.