Home / 193,623.21-267,211.89-108,740.25

Finding the Fourth Proportional to 193,623.21, 267,211.89 and 108,740.25

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Solution

The fourth proportional to 193,623.21, 267,211.89 and 108,740.25 is: 150,068.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,623.21 : 267,211.89 = 108,740.25 : x
  2. Step 2: Convert to fraction form
    193,623.21/267,211.89 = 108,740.25/x
  3. Step 3: Cross multiply
    193,623.21x = 267,211.89 × 108,740.25
  4. Step 4: Simplify right side
    193,623.21x = 29,056,687,721.57
  5. Step 5: Solve for x
    x = 29,056,687,721.57/193,623.21
  6. Step 6: Final answer
    x = 150,068.21

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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.