Home / 193,454.15-266,964.54-108,569.39

Finding the Fourth Proportional to 193,454.15, 266,964.54 and 108,569.39

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Solution

The fourth proportional to 193,454.15, 266,964.54 and 108,569.39 is: 149,824.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,454.15 : 266,964.54 = 108,569.39 : x
  2. Step 2: Convert to fraction form
    193,454.15/266,964.54 = 108,569.39/x
  3. Step 3: Cross multiply
    193,454.15x = 266,964.54 × 108,569.39
  4. Step 4: Simplify right side
    193,454.15x = 28,984,177,259.43
  5. Step 5: Solve for x
    x = 28,984,177,259.43/193,454.15
  6. Step 6: Final answer
    x = 149,824.53

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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.