Home / 111,216.21-166,582.07-57,746.88

Finding the Fourth Proportional to 111,216.21, 166,582.07 and 57,746.88

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Solution

The fourth proportional to 111,216.21, 166,582.07 and 57,746.88 is: 86,494.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,216.21 : 166,582.07 = 57,746.88 : x
  2. Step 2: Convert to fraction form
    111,216.21/166,582.07 = 57,746.88/x
  3. Step 3: Cross multiply
    111,216.21x = 166,582.07 × 57,746.88
  4. Step 4: Simplify right side
    111,216.21x = 9,619,594,734.26
  5. Step 5: Solve for x
    x = 9,619,594,734.26/111,216.21
  6. Step 6: Final answer
    x = 86,494.54

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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.