Home / 140,936.28-194,498.14-84,336.76

Finding the Fourth Proportional to 140,936.28, 194,498.14 and 84,336.76

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Solution

The fourth proportional to 140,936.28, 194,498.14 and 84,336.76 is: 116,388.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,936.28 : 194,498.14 = 84,336.76 : x
  2. Step 2: Convert to fraction form
    140,936.28/194,498.14 = 84,336.76/x
  3. Step 3: Cross multiply
    140,936.28x = 194,498.14 × 84,336.76
  4. Step 4: Simplify right side
    140,936.28x = 16,403,342,953.63
  5. Step 5: Solve for x
    x = 16,403,342,953.63/140,936.28
  6. Step 6: Final answer
    x = 116,388.36

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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.