Home / 73,010.40-109,529.12-23,103.06

Finding the Fourth Proportional to 73,010.40, 109,529.12 and 23,103.06

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Solution

The fourth proportional to 73,010.40, 109,529.12 and 23,103.06 is: 34,658.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,010.40 : 109,529.12 = 23,103.06 : x
  2. Step 2: Convert to fraction form
    73,010.40/109,529.12 = 23,103.06/x
  3. Step 3: Cross multiply
    73,010.40x = 109,529.12 × 23,103.06
  4. Step 4: Simplify right side
    73,010.40x = 2,530,457,831.11
  5. Step 5: Solve for x
    x = 2,530,457,831.11/73,010.40
  6. Step 6: Final answer
    x = 34,658.87

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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.