Home / 93,129.44-139,728.18-58,098.56

Finding the Fourth Proportional to 93,129.44, 139,728.18 and 58,098.56

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Solution

The fourth proportional to 93,129.44, 139,728.18 and 58,098.56 is: 87,169.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,129.44 : 139,728.18 = 58,098.56 : x
  2. Step 2: Convert to fraction form
    93,129.44/139,728.18 = 58,098.56/x
  3. Step 3: Cross multiply
    93,129.44x = 139,728.18 × 58,098.56
  4. Step 4: Simplify right side
    93,129.44x = 8,118,006,049.42
  5. Step 5: Solve for x
    x = 8,118,006,049.42/93,129.44
  6. Step 6: Final answer
    x = 87,169.06

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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.