Home / 162,265.22-243,379.33-43,945.79

Finding the Fourth Proportional to 162,265.22, 243,379.33 and 43,945.79

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Solution

The fourth proportional to 162,265.22, 243,379.33 and 43,945.79 is: 65,913.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,265.22 : 243,379.33 = 43,945.79 : x
  2. Step 2: Convert to fraction form
    162,265.22/243,379.33 = 43,945.79/x
  3. Step 3: Cross multiply
    162,265.22x = 243,379.33 × 43,945.79
  4. Step 4: Simplify right side
    162,265.22x = 10,695,497,215.96
  5. Step 5: Solve for x
    x = 10,695,497,215.96/162,265.22
  6. Step 6: Final answer
    x = 65,913.67

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1.5x scale

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.