Home / 68,864.54-95,021.06-38,651.13

Finding the Fourth Proportional to 68,864.54, 95,021.06 and 38,651.13

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Solution

The fourth proportional to 68,864.54, 95,021.06 and 38,651.13 is: 53,331.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,864.54 : 95,021.06 = 38,651.13 : x
  2. Step 2: Convert to fraction form
    68,864.54/95,021.06 = 38,651.13/x
  3. Step 3: Cross multiply
    68,864.54x = 95,021.06 × 38,651.13
  4. Step 4: Simplify right side
    68,864.54x = 3,672,671,676.98
  5. Step 5: Solve for x
    x = 3,672,671,676.98/68,864.54
  6. Step 6: Final answer
    x = 53,331.83

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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.