Home / 193,272.44-266,715.45-108,391.32

Finding the Fourth Proportional to 193,272.44, 266,715.45 and 108,391.32

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Solution

The fourth proportional to 193,272.44, 266,715.45 and 108,391.32 is: 149,579.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,272.44 : 266,715.45 = 108,391.32 : x
  2. Step 2: Convert to fraction form
    193,272.44/266,715.45 = 108,391.32/x
  3. Step 3: Cross multiply
    193,272.44x = 266,715.45 × 108,391.32
  4. Step 4: Simplify right side
    193,272.44x = 28,909,639,689.89
  5. Step 5: Solve for x
    x = 28,909,639,689.89/193,272.44
  6. Step 6: Final answer
    x = 149,579.74

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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.