Home / 108,664.55-162,870.84-41,153.68

Finding the Fourth Proportional to 108,664.55, 162,870.84 and 41,153.68

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Solution

The fourth proportional to 108,664.55, 162,870.84 and 41,153.68 is: 61,682.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,664.55 : 162,870.84 = 41,153.68 : x
  2. Step 2: Convert to fraction form
    108,664.55/162,870.84 = 41,153.68/x
  3. Step 3: Cross multiply
    108,664.55x = 162,870.84 × 41,153.68
  4. Step 4: Simplify right side
    108,664.55x = 6,702,734,430.69
  5. Step 5: Solve for x
    x = 6,702,734,430.69/108,664.55
  6. Step 6: Final answer
    x = 61,682.81

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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.