Home / 193,879.36-267,444.24-113,289.76

Finding the Fourth Proportional to 193,879.36, 267,444.24 and 113,289.76

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Solution

The fourth proportional to 193,879.36, 267,444.24 and 113,289.76 is: 156,276.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,879.36 : 267,444.24 = 113,289.76 : x
  2. Step 2: Convert to fraction form
    193,879.36/267,444.24 = 113,289.76/x
  3. Step 3: Cross multiply
    193,879.36x = 267,444.24 × 113,289.76
  4. Step 4: Simplify right side
    193,879.36x = 30,298,693,762.98
  5. Step 5: Solve for x
    x = 30,298,693,762.98/193,879.36
  6. Step 6: Final answer
    x = 156,276.01

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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.