Home / 140,884.44-194,425.30-77,222.24

Finding the Fourth Proportional to 140,884.44, 194,425.30 and 77,222.24

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Solution

The fourth proportional to 140,884.44, 194,425.30 and 77,222.24 is: 106,569.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,884.44 : 194,425.30 = 77,222.24 : x
  2. Step 2: Convert to fraction form
    140,884.44/194,425.30 = 77,222.24/x
  3. Step 3: Cross multiply
    140,884.44x = 194,425.30 × 77,222.24
  4. Step 4: Simplify right side
    140,884.44x = 15,013,957,178.67
  5. Step 5: Solve for x
    x = 15,013,957,178.67/140,884.44
  6. Step 6: Final answer
    x = 106,569.31

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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.