Home / 162,087.99-243,132.03-43,759.24

Finding the Fourth Proportional to 162,087.99, 243,132.03 and 43,759.24

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Solution

The fourth proportional to 162,087.99, 243,132.03 and 43,759.24 is: 65,638.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,087.99 : 243,132.03 = 43,759.24 : x
  2. Step 2: Convert to fraction form
    162,087.99/243,132.03 = 43,759.24/x
  3. Step 3: Cross multiply
    162,087.99x = 243,132.03 × 43,759.24
  4. Step 4: Simplify right side
    162,087.99x = 10,639,272,244.63
  5. Step 5: Solve for x
    x = 10,639,272,244.63/162,087.99
  6. Step 6: Final answer
    x = 65,638.87

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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.