Home / 68,104.49-93,997.14-42,622.70

Finding the Fourth Proportional to 68,104.49, 93,997.14 and 42,622.70

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Solution

The fourth proportional to 68,104.49, 93,997.14 and 42,622.70 is: 58,827.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,104.49 : 93,997.14 = 42,622.70 : x
  2. Step 2: Convert to fraction form
    68,104.49/93,997.14 = 42,622.70/x
  3. Step 3: Cross multiply
    68,104.49x = 93,997.14 × 42,622.70
  4. Step 4: Simplify right side
    68,104.49x = 4,006,411,899.08
  5. Step 5: Solve for x
    x = 4,006,411,899.08/68,104.49
  6. Step 6: Final answer
    x = 58,827.43

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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.