Home / 129,929.04-194,893.56-48,891.30

Finding the Fourth Proportional to 129,929.04, 194,893.56 and 48,891.30

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Solution

The fourth proportional to 129,929.04, 194,893.56 and 48,891.30 is: 73,336.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,929.04 : 194,893.56 = 48,891.30 : x
  2. Step 2: Convert to fraction form
    129,929.04/194,893.56 = 48,891.30/x
  3. Step 3: Cross multiply
    129,929.04x = 194,893.56 × 48,891.30
  4. Step 4: Simplify right side
    129,929.04x = 9,528,599,510.03
  5. Step 5: Solve for x
    x = 9,528,599,510.03/129,929.04
  6. Step 6: Final answer
    x = 73,336.95

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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.