Home / 113,170.05-156,173.90-62,183.32

Finding the Fourth Proportional to 113,170.05, 156,173.90 and 62,183.32

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Solution

The fourth proportional to 113,170.05, 156,173.90 and 62,183.32 is: 85,812.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,170.05 : 156,173.90 = 62,183.32 : x
  2. Step 2: Convert to fraction form
    113,170.05/156,173.90 = 62,183.32/x
  3. Step 3: Cross multiply
    113,170.05x = 156,173.90 × 62,183.32
  4. Step 4: Simplify right side
    113,170.05x = 9,711,410,898.00
  5. Step 5: Solve for x
    x = 9,711,410,898.00/113,170.05
  6. Step 6: Final answer
    x = 85,812.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.