Home / 193,241-266,581.86-136,683.56

Finding the Fourth Proportional to 193,241, 266,581.86 and 136,683.56

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Solution

The fourth proportional to 193,241, 266,581.86 and 136,683.56 is: 188,559.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,241 : 266,581.86 = 136,683.56 : x
  2. Step 2: Convert to fraction form
    193,241/266,581.86 = 136,683.56/x
  3. Step 3: Cross multiply
    193,241x = 266,581.86 × 136,683.56
  4. Step 4: Simplify right side
    193,241x = 36,437,357,656.22
  5. Step 5: Solve for x
    x = 36,437,357,656.22/193,241
  6. Step 6: Final answer
    x = 188,559.14

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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.