Home / 204,116.13-306,313.50-70,995.06

Finding the Fourth Proportional to 204,116.13, 306,313.50 and 70,995.06

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Solution

The fourth proportional to 204,116.13, 306,313.50 and 70,995.06 is: 106,541.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,116.13 : 306,313.50 = 70,995.06 : x
  2. Step 2: Convert to fraction form
    204,116.13/306,313.50 = 70,995.06/x
  3. Step 3: Cross multiply
    204,116.13x = 306,313.50 × 70,995.06
  4. Step 4: Simplify right side
    204,116.13x = 21,746,745,311.31
  5. Step 5: Solve for x
    x = 21,746,745,311.31/204,116.13
  6. Step 6: Final answer
    x = 106,541.04

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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.