Home / 64,600.20-96,900.30-57,465.11

Finding the Fourth Proportional to 64,600.20, 96,900.30 and 57,465.11

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Solution

The fourth proportional to 64,600.20, 96,900.30 and 57,465.11 is: 86,197.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,600.20 : 96,900.30 = 57,465.11 : x
  2. Step 2: Convert to fraction form
    64,600.20/96,900.30 = 57,465.11/x
  3. Step 3: Cross multiply
    64,600.20x = 96,900.30 × 57,465.11
  4. Step 4: Simplify right side
    64,600.20x = 5,568,386,640.78
  5. Step 5: Solve for x
    x = 5,568,386,640.78/64,600.20
  6. Step 6: Final answer
    x = 86,197.67

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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.