Home / 202,844.40-279,935.90-116,816.44

Finding the Fourth Proportional to 202,844.40, 279,935.90 and 116,816.44

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Solution

The fourth proportional to 202,844.40, 279,935.90 and 116,816.44 is: 161,212.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,844.40 : 279,935.90 = 116,816.44 : x
  2. Step 2: Convert to fraction form
    202,844.40/279,935.90 = 116,816.44/x
  3. Step 3: Cross multiply
    202,844.40x = 279,935.90 × 116,816.44
  4. Step 4: Simplify right side
    202,844.40x = 32,701,115,266.20
  5. Step 5: Solve for x
    x = 32,701,115,266.20/202,844.40
  6. Step 6: Final answer
    x = 161,212.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.