Home / 199,511.10-299,266.65-132,734.70

Finding the Fourth Proportional to 199,511.10, 299,266.65 and 132,734.70

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Solution

The fourth proportional to 199,511.10, 299,266.65 and 132,734.70 is: 199,102.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,511.10 : 299,266.65 = 132,734.70 : x
  2. Step 2: Convert to fraction form
    199,511.10/299,266.65 = 132,734.70/x
  3. Step 3: Cross multiply
    199,511.10x = 299,266.65 × 132,734.70
  4. Step 4: Simplify right side
    199,511.10x = 39,723,069,007.76
  5. Step 5: Solve for x
    x = 39,723,069,007.76/199,511.10
  6. Step 6: Final answer
    x = 199,102.05

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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.