Home / 58,705.43-88,060.94-18,728.66

Finding the Fourth Proportional to 58,705.43, 88,060.94 and 18,728.66

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Solution

The fourth proportional to 58,705.43, 88,060.94 and 18,728.66 is: 28,093.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,705.43 : 88,060.94 = 18,728.66 : x
  2. Step 2: Convert to fraction form
    58,705.43/88,060.94 = 18,728.66/x
  3. Step 3: Cross multiply
    58,705.43x = 88,060.94 × 18,728.66
  4. Step 4: Simplify right side
    58,705.43x = 1,649,263,310.90
  5. Step 5: Solve for x
    x = 1,649,263,310.90/58,705.43
  6. Step 6: Final answer
    x = 28,093.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.