Home / 76,121.73-114,193.53-23,535.32

Finding the Fourth Proportional to 76,121.73, 114,193.53 and 23,535.32

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Solution

The fourth proportional to 76,121.73, 114,193.53 and 23,535.32 is: 35,306.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,121.73 : 114,193.53 = 23,535.32 : x
  2. Step 2: Convert to fraction form
    76,121.73/114,193.53 = 23,535.32/x
  3. Step 3: Cross multiply
    76,121.73x = 114,193.53 × 23,535.32
  4. Step 4: Simplify right side
    76,121.73x = 2,687,581,270.48
  5. Step 5: Solve for x
    x = 2,687,581,270.48/76,121.73
  6. Step 6: Final answer
    x = 35,306.36

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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.