Home / 129,984.39-194,983.54-36,497.43

Finding the Fourth Proportional to 129,984.39, 194,983.54 and 36,497.43

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Solution

The fourth proportional to 129,984.39, 194,983.54 and 36,497.43 is: 54,748.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,984.39 : 194,983.54 = 36,497.43 : x
  2. Step 2: Convert to fraction form
    129,984.39/194,983.54 = 36,497.43/x
  3. Step 3: Cross multiply
    129,984.39x = 194,983.54 × 36,497.43
  4. Step 4: Simplify right side
    129,984.39x = 7,116,398,011.06
  5. Step 5: Solve for x
    x = 7,116,398,011.06/129,984.39
  6. Step 6: Final answer
    x = 54,748.10

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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.