Home / 129,504.12-194,258.70-36,008.52

Finding the Fourth Proportional to 129,504.12, 194,258.70 and 36,008.52

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Solution

The fourth proportional to 129,504.12, 194,258.70 and 36,008.52 is: 54,013.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,504.12 : 194,258.70 = 36,008.52 : x
  2. Step 2: Convert to fraction form
    129,504.12/194,258.70 = 36,008.52/x
  3. Step 3: Cross multiply
    129,504.12x = 194,258.70 × 36,008.52
  4. Step 4: Simplify right side
    129,504.12x = 6,994,968,284.12
  5. Step 5: Solve for x
    x = 6,994,968,284.12/129,504.12
  6. Step 6: Final answer
    x = 54,013.48

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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.