Home / 68,973-95,181.91-38,763.44

Finding the Fourth Proportional to 68,973, 95,181.91 and 38,763.44

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Solution

The fourth proportional to 68,973, 95,181.91 and 38,763.44 is: 53,493.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,973 : 95,181.91 = 38,763.44 : x
  2. Step 2: Convert to fraction form
    68,973/95,181.91 = 38,763.44/x
  3. Step 3: Cross multiply
    68,973x = 95,181.91 × 38,763.44
  4. Step 4: Simplify right side
    68,973x = 3,689,578,398.42
  5. Step 5: Solve for x
    x = 3,689,578,398.42/68,973
  6. Step 6: Final answer
    x = 53,493.08

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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.