Home / 202,601.77-279,607.28-111,975.44

Finding the Fourth Proportional to 202,601.77, 279,607.28 and 111,975.44

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Solution

The fourth proportional to 202,601.77, 279,607.28 and 111,975.44 is: 154,535.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,601.77 : 279,607.28 = 111,975.44 : x
  2. Step 2: Convert to fraction form
    202,601.77/279,607.28 = 111,975.44/x
  3. Step 3: Cross multiply
    202,601.77x = 279,607.28 × 111,975.44
  4. Step 4: Simplify right side
    202,601.77x = 31,309,146,247.29
  5. Step 5: Solve for x
    x = 31,309,146,247.29/202,601.77
  6. Step 6: Final answer
    x = 154,535.41

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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.