Home / 193,066.64-266,274-135,895.22

Finding the Fourth Proportional to 193,066.64, 266,274 and 135,895.22

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Solution

The fourth proportional to 193,066.64, 266,274 and 135,895.22 is: 187,424.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,066.64 : 266,274 = 135,895.22 : x
  2. Step 2: Convert to fraction form
    193,066.64/266,274 = 135,895.22/x
  3. Step 3: Cross multiply
    193,066.64x = 266,274 × 135,895.22
  4. Step 4: Simplify right side
    193,066.64x = 36,185,363,810.28
  5. Step 5: Solve for x
    x = 36,185,363,810.28/193,066.64
  6. Step 6: Final answer
    x = 187,424.22

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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.