Home / 140,583.24-194,007.66-76,922.40

Finding the Fourth Proportional to 140,583.24, 194,007.66 and 76,922.40

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Solution

The fourth proportional to 140,583.24, 194,007.66 and 76,922.40 is: 106,154.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,583.24 : 194,007.66 = 76,922.40 : x
  2. Step 2: Convert to fraction form
    140,583.24/194,007.66 = 76,922.40/x
  3. Step 3: Cross multiply
    140,583.24x = 194,007.66 × 76,922.40
  4. Step 4: Simplify right side
    140,583.24x = 14,923,534,825.58
  5. Step 5: Solve for x
    x = 14,923,534,825.58/140,583.24
  6. Step 6: Final answer
    x = 106,154.44

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1.5x scale

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.