Home / 193,513.58-267,088.04-111,845.30

Finding the Fourth Proportional to 193,513.58, 267,088.04 and 111,845.30

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Solution

The fourth proportional to 193,513.58, 267,088.04 and 111,845.30 is: 154,369.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,513.58 : 267,088.04 = 111,845.30 : x
  2. Step 2: Convert to fraction form
    193,513.58/267,088.04 = 111,845.30/x
  3. Step 3: Cross multiply
    193,513.58x = 267,088.04 × 111,845.30
  4. Step 4: Simplify right side
    193,513.58x = 29,872,541,960.21
  5. Step 5: Solve for x
    x = 29,872,541,960.21/193,513.58
  6. Step 6: Final answer
    x = 154,369.23

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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.