Home / 68,530.50-102,546.63-56,573.07

Finding the Fourth Proportional to 68,530.50, 102,546.63 and 56,573.07

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Solution

The fourth proportional to 68,530.50, 102,546.63 and 56,573.07 is: 84,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,530.50 : 102,546.63 = 56,573.07 : x
  2. Step 2: Convert to fraction form
    68,530.50/102,546.63 = 56,573.07/x
  3. Step 3: Cross multiply
    68,530.50x = 102,546.63 × 56,573.07
  4. Step 4: Simplify right side
    68,530.50x = 5,801,377,394.39
  5. Step 5: Solve for x
    x = 5,801,377,394.39/68,530.50
  6. Step 6: Final answer
    x = 84,653.95

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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.