Home / 89,861.40-134,727.30-58,714.20

Finding the Fourth Proportional to 89,861.40, 134,727.30 and 58,714.20

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Solution

The fourth proportional to 89,861.40, 134,727.30 and 58,714.20 is: 88,028.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,861.40 : 134,727.30 = 58,714.20 : x
  2. Step 2: Convert to fraction form
    89,861.40/134,727.30 = 58,714.20/x
  3. Step 3: Cross multiply
    89,861.40x = 134,727.30 × 58,714.20
  4. Step 4: Simplify right side
    89,861.40x = 7,910,405,637.66
  5. Step 5: Solve for x
    x = 7,910,405,637.66/89,861.40
  6. Step 6: Final answer
    x = 88,028.96

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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.