Home / 433,741.78-650,638.18-167,503.68

Finding the Fourth Proportional to 433,741.78, 650,638.18 and 167,503.68

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Solution

The fourth proportional to 433,741.78, 650,638.18 and 167,503.68 is: 251,265.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,741.78 : 650,638.18 = 167,503.68 : x
  2. Step 2: Convert to fraction form
    433,741.78/650,638.18 = 167,503.68/x
  3. Step 3: Cross multiply
    433,741.78x = 650,638.18 × 167,503.68
  4. Step 4: Simplify right side
    433,741.78x = 108,984,289,498.50
  5. Step 5: Solve for x
    x = 108,984,289,498.50/433,741.78
  6. Step 6: Final answer
    x = 251,265.37

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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.