Home / 162,027.48-243,024.12-43,691.52

Finding the Fourth Proportional to 162,027.48, 243,024.12 and 43,691.52

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Solution

The fourth proportional to 162,027.48, 243,024.12 and 43,691.52 is: 65,532.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,027.48 : 243,024.12 = 43,691.52 : x
  2. Step 2: Convert to fraction form
    162,027.48/243,024.12 = 43,691.52/x
  3. Step 3: Cross multiply
    162,027.48x = 243,024.12 × 43,691.52
  4. Step 4: Simplify right side
    162,027.48x = 10,618,093,199.46
  5. Step 5: Solve for x
    x = 10,618,093,199.46/162,027.48
  6. Step 6: Final answer
    x = 65,532.67

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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.