Home / 64,500.10-96,620.55-36,765.70

Finding the Fourth Proportional to 64,500.10, 96,620.55 and 36,765.70

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Solution

The fourth proportional to 64,500.10, 96,620.55 and 36,765.70 is: 55,074.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,500.10 : 96,620.55 = 36,765.70 : x
  2. Step 2: Convert to fraction form
    64,500.10/96,620.55 = 36,765.70/x
  3. Step 3: Cross multiply
    64,500.10x = 96,620.55 × 36,765.70
  4. Step 4: Simplify right side
    64,500.10x = 3,552,322,155.14
  5. Step 5: Solve for x
    x = 3,552,322,155.14/64,500.10
  6. Step 6: Final answer
    x = 55,074.68

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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.