Home / 68,511.25-94,545.21-38,296.54

Finding the Fourth Proportional to 68,511.25, 94,545.21 and 38,296.54

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Solution

The fourth proportional to 68,511.25, 94,545.21 and 38,296.54 is: 52,849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,511.25 : 94,545.21 = 38,296.54 : x
  2. Step 2: Convert to fraction form
    68,511.25/94,545.21 = 38,296.54/x
  3. Step 3: Cross multiply
    68,511.25x = 94,545.21 × 38,296.54
  4. Step 4: Simplify right side
    68,511.25x = 3,620,754,416.57
  5. Step 5: Solve for x
    x = 3,620,754,416.57/68,511.25
  6. Step 6: Final answer
    x = 52,849.05

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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.