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Finding the Fourth Proportional to 64,324.58, 88,811.24 and 40,162.33

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Solution

The fourth proportional to 64,324.58, 88,811.24 and 40,162.33 is: 55,451.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,324.58 : 88,811.24 = 40,162.33 : x
  2. Step 2: Convert to fraction form
    64,324.58/88,811.24 = 40,162.33/x
  3. Step 3: Cross multiply
    64,324.58x = 88,811.24 × 40,162.33
  4. Step 4: Simplify right side
    64,324.58x = 3,566,866,328.59
  5. Step 5: Solve for x
    x = 3,566,866,328.59/64,324.58
  6. Step 6: Final answer
    x = 55,451.06

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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.