Home / 204,007.37-306,068.49-70,901.08

Finding the Fourth Proportional to 204,007.37, 306,068.49 and 70,901.08

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Solution

The fourth proportional to 204,007.37, 306,068.49 and 70,901.08 is: 106,371.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,007.37 : 306,068.49 = 70,901.08 : x
  2. Step 2: Convert to fraction form
    204,007.37/306,068.49 = 70,901.08/x
  3. Step 3: Cross multiply
    204,007.37x = 306,068.49 × 70,901.08
  4. Step 4: Simplify right side
    204,007.37x = 21,700,585,729.80
  5. Step 5: Solve for x
    x = 21,700,585,729.80/204,007.37
  6. Step 6: Final answer
    x = 106,371.58

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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.