Home / 76,147.14-114,247.76-34,023.36

Finding the Fourth Proportional to 76,147.14, 114,247.76 and 34,023.36

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Solution

The fourth proportional to 76,147.14, 114,247.76 and 34,023.36 is: 51,047.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,147.14 : 114,247.76 = 34,023.36 : x
  2. Step 2: Convert to fraction form
    76,147.14/114,247.76 = 34,023.36/x
  3. Step 3: Cross multiply
    76,147.14x = 114,247.76 × 34,023.36
  4. Step 4: Simplify right side
    76,147.14x = 3,887,092,497.56
  5. Step 5: Solve for x
    x = 3,887,092,497.56/76,147.14
  6. Step 6: Final answer
    x = 51,047.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.