Home / 68,894.08-95,066.48-38,682.70

Finding the Fourth Proportional to 68,894.08, 95,066.48 and 38,682.70

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Solution

The fourth proportional to 68,894.08, 95,066.48 and 38,682.70 is: 53,378.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,894.08 : 95,066.48 = 38,682.70 : x
  2. Step 2: Convert to fraction form
    68,894.08/95,066.48 = 38,682.70/x
  3. Step 3: Cross multiply
    68,894.08x = 95,066.48 × 38,682.70
  4. Step 4: Simplify right side
    68,894.08x = 3,677,427,984.94
  5. Step 5: Solve for x
    x = 3,677,427,984.94/68,894.08
  6. Step 6: Final answer
    x = 53,378.00

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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.