Home / 193,781.48-267,491.52-113,235.19

Finding the Fourth Proportional to 193,781.48, 267,491.52 and 113,235.19

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Solution

The fourth proportional to 193,781.48, 267,491.52 and 113,235.19 is: 156,307.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,781.48 : 267,491.52 = 113,235.19 : x
  2. Step 2: Convert to fraction form
    193,781.48/267,491.52 = 113,235.19/x
  3. Step 3: Cross multiply
    193,781.48x = 267,491.52 × 113,235.19
  4. Step 4: Simplify right side
    193,781.48x = 30,289,453,090.59
  5. Step 5: Solve for x
    x = 30,289,453,090.59/193,781.48
  6. Step 6: Final answer
    x = 156,307.26

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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.