Home / 68,014.49-93,855.11-42,532.29

Finding the Fourth Proportional to 68,014.49, 93,855.11 and 42,532.29

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Solution

The fourth proportional to 68,014.49, 93,855.11 and 42,532.29 is: 58,691.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,014.49 : 93,855.11 = 42,532.29 : x
  2. Step 2: Convert to fraction form
    68,014.49/93,855.11 = 42,532.29/x
  3. Step 3: Cross multiply
    68,014.49x = 93,855.11 × 42,532.29
  4. Step 4: Simplify right side
    68,014.49x = 3,991,872,543.84
  5. Step 5: Solve for x
    x = 3,991,872,543.84/68,014.49
  6. Step 6: Final answer
    x = 58,691.51

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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.