Home / 132,609.24-183,004.70-72,183.83

Finding the Fourth Proportional to 132,609.24, 183,004.70 and 72,183.83

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Solution

The fourth proportional to 132,609.24, 183,004.70 and 72,183.83 is: 99,615.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,609.24 : 183,004.70 = 72,183.83 : x
  2. Step 2: Convert to fraction form
    132,609.24/183,004.70 = 72,183.83/x
  3. Step 3: Cross multiply
    132,609.24x = 183,004.70 × 72,183.83
  4. Step 4: Simplify right side
    132,609.24x = 13,209,978,878.06
  5. Step 5: Solve for x
    x = 13,209,978,878.06/132,609.24
  6. Step 6: Final answer
    x = 99,615.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.