Home / 68,863.19-95,029.95-38,646.14

Finding the Fourth Proportional to 68,863.19, 95,029.95 and 38,646.14

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Solution

The fourth proportional to 68,863.19, 95,029.95 and 38,646.14 is: 53,330.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,863.19 : 95,029.95 = 38,646.14 : x
  2. Step 2: Convert to fraction form
    68,863.19/95,029.95 = 38,646.14/x
  3. Step 3: Cross multiply
    68,863.19x = 95,029.95 × 38,646.14
  4. Step 4: Simplify right side
    68,863.19x = 3,672,540,751.89
  5. Step 5: Solve for x
    x = 3,672,540,751.89/68,863.19
  6. Step 6: Final answer
    x = 53,330.97

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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.