Home / 162,419.86-243,629.58-44,108.56

Finding the Fourth Proportional to 162,419.86, 243,629.58 and 44,108.56

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Solution

The fourth proportional to 162,419.86, 243,629.58 and 44,108.56 is: 66,162.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,419.86 : 243,629.58 = 44,108.56 : x
  2. Step 2: Convert to fraction form
    162,419.86/243,629.58 = 44,108.56/x
  3. Step 3: Cross multiply
    162,419.86x = 243,629.58 × 44,108.56
  4. Step 4: Simplify right side
    162,419.86x = 10,746,149,947.20
  5. Step 5: Solve for x
    x = 10,746,149,947.20/162,419.86
  6. Step 6: Final answer
    x = 66,162.78

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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.