Home / 193,065.64-266,272.62-135,894.22

Finding the Fourth Proportional to 193,065.64, 266,272.62 and 135,894.22

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Solution

The fourth proportional to 193,065.64, 266,272.62 and 135,894.22 is: 187,422.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,065.64 : 266,272.62 = 135,894.22 : x
  2. Step 2: Convert to fraction form
    193,065.64/266,272.62 = 135,894.22/x
  3. Step 3: Cross multiply
    193,065.64x = 266,272.62 × 135,894.22
  4. Step 4: Simplify right side
    193,065.64x = 36,184,910,002.26
  5. Step 5: Solve for x
    x = 36,184,910,002.26/193,065.64
  6. Step 6: Final answer
    x = 187,422.84

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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.