Home / 193,079.94-266,439.33-112,520.58

Finding the Fourth Proportional to 193,079.94, 266,439.33 and 112,520.58

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Solution

The fourth proportional to 193,079.94, 266,439.33 and 112,520.58 is: 155,272.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,079.94 : 266,439.33 = 112,520.58 : x
  2. Step 2: Convert to fraction form
    193,079.94/266,439.33 = 112,520.58/x
  3. Step 3: Cross multiply
    193,079.94x = 266,439.33 × 112,520.58
  4. Step 4: Simplify right side
    193,079.94x = 29,979,907,946.41
  5. Step 5: Solve for x
    x = 29,979,907,946.41/193,079.94
  6. Step 6: Final answer
    x = 155,272.00

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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.