Home / 43,529.05-65,301.77-31,018.04

Finding the Fourth Proportional to 43,529.05, 65,301.77 and 31,018.04

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Solution

The fourth proportional to 43,529.05, 65,301.77 and 31,018.04 is: 46,532.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,529.05 : 65,301.77 = 31,018.04 : x
  2. Step 2: Convert to fraction form
    43,529.05/65,301.77 = 31,018.04/x
  3. Step 3: Cross multiply
    43,529.05x = 65,301.77 × 31,018.04
  4. Step 4: Simplify right side
    43,529.05x = 2,025,532,913.93
  5. Step 5: Solve for x
    x = 2,025,532,913.93/43,529.05
  6. Step 6: Final answer
    x = 46,532.90

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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.