Home / 68,726.72-94,896.48-52,785.92

Finding the Fourth Proportional to 68,726.72, 94,896.48 and 52,785.92

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Solution

The fourth proportional to 68,726.72, 94,896.48 and 52,785.92 is: 72,885.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,726.72 : 94,896.48 = 52,785.92 : x
  2. Step 2: Convert to fraction form
    68,726.72/94,896.48 = 52,785.92/x
  3. Step 3: Cross multiply
    68,726.72x = 94,896.48 × 52,785.92
  4. Step 4: Simplify right side
    68,726.72x = 5,009,198,001.56
  5. Step 5: Solve for x
    x = 5,009,198,001.56/68,726.72
  6. Step 6: Final answer
    x = 72,885.74

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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.